156668421

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{13997}}^1$

素因数の和:14061

約数の個数: 32

約数和(自身を含む): 263386368

約数和(自身を除く): 106717947

約数列:

[1, 3, 7, 13, 21, 39, 41, 91, 123, 273, 287, 533, 861, 1599, 3731, 11193, 13997, 41991, 97979, 181961, 293937, 545883, 573877, 1273727, 1721631, 3821181, 4017139, 7460401, 12051417, 22381203, 52222807, 156668421]

約数ペア:

[(1, 156668421), (3, 52222807), (7, 22381203), (13, 12051417), (21, 7460401), (39, 4017139), (41, 3821181), (91, 1721631), (123, 1273727), (273, 573877), (287, 545883), (533, 293937), (861, 181961), (1599, 97979), (3731, 41991), (11193, 13997)]