495782721

素因数分解:

$3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{2287}}^1$

素因数の和:2371

約数の個数: 64

約数和(自身を含む): 890306560

約数和(自身を除く): 394523839

約数列:

[1, 3, 7, 9, 21, 27, 31, 37, 63, 93, 111, 189, 217, 259, 279, 333, 651, 777, 837, 999, 1147, 1953, 2287, 2331, 3441, 5859, 6861, 6993, 8029, 10323, 16009, 20583, 24087, 30969, 48027, 61749, 70897, 72261, 84619, 144081, 212691, 216783, 253857, 432243, 496279, 592333, 638073, 761571, 1488837, 1776999, 1914219, 2284713, 2623189, 4466511, 5330997, 7869567, 13399533, 15992991, 18362323, 23608701, 55086969, 70826103, 165260907, 495782721]

約数ペア:

[(1, 495782721), (3, 165260907), (7, 70826103), (9, 55086969), (21, 23608701), (27, 18362323), (31, 15992991), (37, 13399533), (63, 7869567), (93, 5330997), (111, 4466511), (189, 2623189), (217, 2284713), (259, 1914219), (279, 1776999), (333, 1488837), (651, 761571), (777, 638073), (837, 592333), (999, 496279), (1147, 432243), (1953, 253857), (2287, 216783), (2331, 212691), (3441, 144081), (5859, 84619), (6861, 72261), (6993, 70897), (8029, 61749), (10323, 48027), (16009, 30969), (20583, 24087)]