31724406

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:171

約数の個数: 128

約数和(自身を含む): 87091200

約数和(自身を除く): 55366794

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 27, 41, 42, 46, 54, 63, 69, 82, 89, 123, 126, 138, 161, 178, 189, 207, 246, 267, 287, 322, 369, 378, 414, 483, 534, 574, 621, 623, 738, 801, 861, 943, 966, 1107, 1242, 1246, 1449, 1602, 1722, 1869, 1886, 2047, 2214, 2403, 2583, 2829, 2898, 3649, 3738, 4094, 4347, 4806, 5166, 5607, 5658, 6141, 6601, 7298, 7749, 8487, 8694, 10947, 11214, 12282, 13202, 14329, 15498, 16821, 16974, 18423, 19803, 21894, 25461, 25543, 28658, 32841, 33642, 36846, 39606, 42987, 50922, 51086, 55269, 59409, 65682, 76629, 83927, 85974, 98523, 110538, 118818, 128961, 153258, 167854, 178227, 197046, 229887, 251781, 257922, 356454, 386883, 459774, 503562, 587489, 689661, 755343, 773766, 1174978, 1379322, 1510686, 1762467, 2266029, 3524934, 4532058, 5287401, 10574802, 15862203, 31724406]

約数ペア:

[(1, 31724406), (2, 15862203), (3, 10574802), (6, 5287401), (7, 4532058), (9, 3524934), (14, 2266029), (18, 1762467), (21, 1510686), (23, 1379322), (27, 1174978), (41, 773766), (42, 755343), (46, 689661), (54, 587489), (63, 503562), (69, 459774), (82, 386883), (89, 356454), (123, 257922), (126, 251781), (138, 229887), (161, 197046), (178, 178227), (189, 167854), (207, 153258), (246, 128961), (267, 118818), (287, 110538), (322, 98523), (369, 85974), (378, 83927), (414, 76629), (483, 65682), (534, 59409), (574, 55269), (621, 51086), (623, 50922), (738, 42987), (801, 39606), (861, 36846), (943, 33642), (966, 32841), (1107, 28658), (1242, 25543), (1246, 25461), (1449, 21894), (1602, 19803), (1722, 18423), (1869, 16974), (1886, 16821), (2047, 15498), (2214, 14329), (2403, 13202), (2583, 12282), (2829, 11214), (2898, 10947), (3649, 8694), (3738, 8487), (4094, 7749), (4347, 7298), (4806, 6601), (5166, 6141), (5607, 5658)]