209822886

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{331}}^1$

素因数の和:408

約数の個数: 160

約数和(自身を含む): 593902848

約数和(自身を除く): 384079962

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 43, 54, 63, 78, 81, 86, 91, 117, 126, 129, 162, 182, 189, 234, 258, 273, 301, 331, 351, 378, 387, 546, 559, 567, 602, 662, 702, 774, 819, 903, 993, 1053, 1118, 1134, 1161, 1638, 1677, 1806, 1986, 2106, 2317, 2322, 2457, 2709, 2979, 3354, 3483, 3913, 4303, 4634, 4914, 5031, 5418, 5958, 6951, 6966, 7371, 7826, 8127, 8606, 8937, 10062, 11739, 12909, 13902, 14233, 14742, 15093, 16254, 17874, 20853, 23478, 24381, 25818, 26811, 28466, 30121, 30186, 35217, 38727, 41706, 42699, 45279, 48762, 53622, 60242, 62559, 70434, 77454, 85398, 90363, 90558, 99631, 105651, 116181, 125118, 128097, 180726, 185029, 187677, 199262, 211302, 232362, 256194, 271089, 298893, 316953, 348543, 370058, 375354, 384291, 542178, 555087, 597786, 633906, 697086, 768582, 813267, 896679, 1110174, 1152873, 1295203, 1626534, 1665261, 1793358, 2305746, 2439801, 2590406, 2690037, 3330522, 3885609, 4879602, 4995783, 5380074, 7771218, 8070111, 9991566, 11656827, 14987349, 16140222, 23313654, 29974698, 34970481, 69940962, 104911443, 209822886]

約数ペア:

[(1, 209822886), (2, 104911443), (3, 69940962), (6, 34970481), (7, 29974698), (9, 23313654), (13, 16140222), (14, 14987349), (18, 11656827), (21, 9991566), (26, 8070111), (27, 7771218), (39, 5380074), (42, 4995783), (43, 4879602), (54, 3885609), (63, 3330522), (78, 2690037), (81, 2590406), (86, 2439801), (91, 2305746), (117, 1793358), (126, 1665261), (129, 1626534), (162, 1295203), (182, 1152873), (189, 1110174), (234, 896679), (258, 813267), (273, 768582), (301, 697086), (331, 633906), (351, 597786), (378, 555087), (387, 542178), (546, 384291), (559, 375354), (567, 370058), (602, 348543), (662, 316953), (702, 298893), (774, 271089), (819, 256194), (903, 232362), (993, 211302), (1053, 199262), (1118, 187677), (1134, 185029), (1161, 180726), (1638, 128097), (1677, 125118), (1806, 116181), (1986, 105651), (2106, 99631), (2317, 90558), (2322, 90363), (2457, 85398), (2709, 77454), (2979, 70434), (3354, 62559), (3483, 60242), (3913, 53622), (4303, 48762), (4634, 45279), (4914, 42699), (5031, 41706), (5418, 38727), (5958, 35217), (6951, 30186), (6966, 30121), (7371, 28466), (7826, 26811), (8127, 25818), (8606, 24381), (8937, 23478), (10062, 20853), (11739, 17874), (12909, 16254), (13902, 15093), (14233, 14742)]