51487254

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^2$

素因数の和:131

約数の個数: 144

約数和(自身を含む): 148835232

約数和(自身を除く): 97347978

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 17, 18, 21, 26, 34, 39, 42, 43, 51, 63, 78, 86, 91, 102, 117, 119, 126, 129, 153, 182, 221, 234, 238, 258, 273, 301, 306, 357, 387, 442, 546, 559, 602, 663, 714, 731, 774, 819, 903, 1071, 1118, 1326, 1462, 1547, 1638, 1677, 1806, 1849, 1989, 2142, 2193, 2709, 3094, 3354, 3698, 3913, 3978, 4386, 4641, 5031, 5117, 5418, 5547, 6579, 7826, 9282, 9503, 10062, 10234, 11094, 11739, 12943, 13158, 13923, 15351, 16641, 19006, 23478, 24037, 25886, 27846, 28509, 30702, 31433, 33282, 35217, 38829, 46053, 48074, 57018, 62866, 66521, 70434, 72111, 77658, 85527, 92106, 94299, 116487, 133042, 144222, 168259, 171054, 188598, 199563, 216333, 220031, 232974, 282897, 336518, 399126, 408629, 432666, 440062, 504777, 565794, 598689, 660093, 817258, 1009554, 1197378, 1225887, 1320186, 1514331, 1980279, 2451774, 2860403, 3028662, 3677661, 3960558, 5720806, 7355322, 8581209, 17162418, 25743627, 51487254]

約数ペア:

[(1, 51487254), (2, 25743627), (3, 17162418), (6, 8581209), (7, 7355322), (9, 5720806), (13, 3960558), (14, 3677661), (17, 3028662), (18, 2860403), (21, 2451774), (26, 1980279), (34, 1514331), (39, 1320186), (42, 1225887), (43, 1197378), (51, 1009554), (63, 817258), (78, 660093), (86, 598689), (91, 565794), (102, 504777), (117, 440062), (119, 432666), (126, 408629), (129, 399126), (153, 336518), (182, 282897), (221, 232974), (234, 220031), (238, 216333), (258, 199563), (273, 188598), (301, 171054), (306, 168259), (357, 144222), (387, 133042), (442, 116487), (546, 94299), (559, 92106), (602, 85527), (663, 77658), (714, 72111), (731, 70434), (774, 66521), (819, 62866), (903, 57018), (1071, 48074), (1118, 46053), (1326, 38829), (1462, 35217), (1547, 33282), (1638, 31433), (1677, 30702), (1806, 28509), (1849, 27846), (1989, 25886), (2142, 24037), (2193, 23478), (2709, 19006), (3094, 16641), (3354, 15351), (3698, 13923), (3913, 13158), (3978, 12943), (4386, 11739), (4641, 11094), (5031, 10234), (5117, 10062), (5418, 9503), (5547, 9282), (6579, 7826)]