201728394

素因数分解:

$2^1\times 3^5\times 7^2\times {\mathrm{43}}^1\times {\mathrm{197}}^1$

素因数の和:271

約数の個数: 144

約数和(自身を含む): 542269728

約数和(自身を除く): 340541334

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 43, 49, 54, 63, 81, 86, 98, 126, 129, 147, 162, 189, 197, 243, 258, 294, 301, 378, 387, 394, 441, 486, 567, 591, 602, 774, 882, 903, 1134, 1161, 1182, 1323, 1379, 1701, 1773, 1806, 2107, 2322, 2646, 2709, 2758, 3402, 3483, 3546, 3969, 4137, 4214, 5319, 5418, 6321, 6966, 7938, 8127, 8274, 8471, 9653, 10449, 10638, 11907, 12411, 12642, 15957, 16254, 16942, 18963, 19306, 20898, 23814, 24381, 24822, 25413, 28959, 31914, 37233, 37926, 47871, 48762, 50826, 56889, 57918, 59297, 73143, 74466, 76239, 86877, 95742, 111699, 113778, 118594, 146286, 152478, 170667, 173754, 177891, 223398, 228717, 260631, 335097, 341334, 355782, 415079, 457434, 512001, 521262, 533673, 670194, 686151, 781893, 830158, 1024002, 1067346, 1245237, 1372302, 1563786, 1601019, 2058453, 2345679, 2490474, 3202038, 3735711, 4116906, 4691358, 4803057, 7471422, 9606114, 11207133, 14409171, 22414266, 28818342, 33621399, 67242798, 100864197, 201728394]

約数ペア:

[(1, 201728394), (2, 100864197), (3, 67242798), (6, 33621399), (7, 28818342), (9, 22414266), (14, 14409171), (18, 11207133), (21, 9606114), (27, 7471422), (42, 4803057), (43, 4691358), (49, 4116906), (54, 3735711), (63, 3202038), (81, 2490474), (86, 2345679), (98, 2058453), (126, 1601019), (129, 1563786), (147, 1372302), (162, 1245237), (189, 1067346), (197, 1024002), (243, 830158), (258, 781893), (294, 686151), (301, 670194), (378, 533673), (387, 521262), (394, 512001), (441, 457434), (486, 415079), (567, 355782), (591, 341334), (602, 335097), (774, 260631), (882, 228717), (903, 223398), (1134, 177891), (1161, 173754), (1182, 170667), (1323, 152478), (1379, 146286), (1701, 118594), (1773, 113778), (1806, 111699), (2107, 95742), (2322, 86877), (2646, 76239), (2709, 74466), (2758, 73143), (3402, 59297), (3483, 57918), (3546, 56889), (3969, 50826), (4137, 48762), (4214, 47871), (5319, 37926), (5418, 37233), (6321, 31914), (6966, 28959), (7938, 25413), (8127, 24822), (8274, 24381), (8471, 23814), (9653, 20898), (10449, 19306), (10638, 18963), (11907, 16942), (12411, 16254), (12642, 15957)]