281569775772

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{347}}^1\times {\mathrm{821}}^1\times {\mathrm{3581}}^1$

素因数の和:4779

約数の個数: 96

約数和(自身を含む): 688566541824

約数和(自身を除く): 406996766052

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 276, 347, 694, 821, 1041, 1388, 1642, 2082, 2463, 3284, 3581, 4164, 4926, 7162, 7981, 9852, 10743, 14324, 15962, 18883, 21486, 23943, 31924, 37766, 42972, 47886, 56649, 75532, 82363, 95772, 113298, 164726, 226596, 247089, 284887, 329452, 494178, 569774, 854661, 988356, 1139548, 1242607, 1709322, 2485214, 2940001, 3418644, 3727821, 4970428, 5880002, 6552401, 7455642, 8820003, 11760004, 13104802, 14911284, 17640006, 19657203, 26209604, 28579961, 35280012, 39314406, 57159922, 67620023, 78628812, 85739883, 114319844, 135240046, 171479766, 202860069, 270480092, 342959532, 405720138, 811440276, 1020180347, 2040360694, 3060541041, 4080721388, 6121082082, 12242164164, 23464147981, 46928295962, 70392443943, 93856591924, 140784887886, 281569775772]

約数ペア:

[(1, 281569775772), (2, 140784887886), (3, 93856591924), (4, 70392443943), (6, 46928295962), (12, 23464147981), (23, 12242164164), (46, 6121082082), (69, 4080721388), (92, 3060541041), (138, 2040360694), (276, 1020180347), (347, 811440276), (694, 405720138), (821, 342959532), (1041, 270480092), (1388, 202860069), (1642, 171479766), (2082, 135240046), (2463, 114319844), (3284, 85739883), (3581, 78628812), (4164, 67620023), (4926, 57159922), (7162, 39314406), (7981, 35280012), (9852, 28579961), (10743, 26209604), (14324, 19657203), (15962, 17640006), (18883, 14911284), (21486, 13104802), (23943, 11760004), (31924, 8820003), (37766, 7455642), (42972, 6552401), (47886, 5880002), (56649, 4970428), (75532, 3727821), (82363, 3418644), (95772, 2940001), (113298, 2485214), (164726, 1709322), (226596, 1242607), (247089, 1139548), (284887, 988356), (329452, 854661), (494178, 569774)]