260591947

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{3529}}^1$

素因数の和:3691

約数の個数: 24

約数和(自身を含む): 333203760

約数和(自身を除く): 72611813

約数列:

[1, 7, 11, 49, 77, 137, 539, 959, 1507, 3529, 6713, 10549, 24703, 38819, 73843, 172921, 271733, 483473, 1902131, 3384311, 5318203, 23690177, 37227421, 260591947]

約数ペア:

[(1, 260591947), (7, 37227421), (11, 23690177), (49, 5318203), (77, 3384311), (137, 1902131), (539, 483473), (959, 271733), (1507, 172921), (3529, 73843), (6713, 38819), (10549, 24703)]