87880647

素因数分解:

$3^1\times {\mathrm{47}}^2\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:335

約数の個数: 24

約数和(自身を含む): 121878000

約数和(自身を除く): 33997353

約数列:

[1, 3, 47, 89, 141, 149, 267, 447, 2209, 4183, 6627, 7003, 12549, 13261, 21009, 39783, 196601, 329141, 589803, 623267, 987423, 1869801, 29293549, 87880647]

約数ペア:

[(1, 87880647), (3, 29293549), (47, 1869801), (89, 987423), (141, 623267), (149, 589803), (267, 329141), (447, 196601), (2209, 39783), (4183, 21009), (6627, 13261), (7003, 12549)]