15665820651

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{123863}}^1$

素因数の和:123952

約数の個数: 48

約数和(自身を含む): 25969821696

約数和(自身を除く): 10304001045

約数列:

[1, 3, 9, 13, 23, 39, 47, 69, 117, 141, 207, 299, 423, 611, 897, 1081, 1833, 2691, 3243, 5499, 9729, 14053, 42159, 123863, 126477, 371589, 1114767, 1610219, 2848849, 4830657, 5821561, 8546547, 14491971, 17464683, 25639641, 37035037, 52394049, 75680293, 111105111, 133895903, 227040879, 333315333, 401687709, 681122637, 1205063127, 1740646739, 5221940217, 15665820651]

約数ペア:

[(1, 15665820651), (3, 5221940217), (9, 1740646739), (13, 1205063127), (23, 681122637), (39, 401687709), (47, 333315333), (69, 227040879), (117, 133895903), (141, 111105111), (207, 75680293), (299, 52394049), (423, 37035037), (611, 25639641), (897, 17464683), (1081, 14491971), (1833, 8546547), (2691, 5821561), (3243, 4830657), (5499, 2848849), (9729, 1610219), (14053, 1114767), (42159, 371589), (123863, 126477)]