90838657

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{251}}^1$

素因数の和:409

約数の個数: 32

約数和(自身を含む): 116169984

約数和(自身を除く): 25331327

約数列:

[1, 7, 13, 41, 91, 97, 251, 287, 533, 679, 1261, 1757, 3263, 3731, 3977, 8827, 10291, 22841, 24347, 27839, 51701, 72037, 133783, 170429, 316511, 361907, 936481, 998227, 2215577, 6987589, 12976951, 90838657]

約数ペア:

[(1, 90838657), (7, 12976951), (13, 6987589), (41, 2215577), (91, 998227), (97, 936481), (251, 361907), (287, 316511), (533, 170429), (679, 133783), (1261, 72037), (1757, 51701), (3263, 27839), (3731, 24347), (3977, 22841), (8827, 10291)]