51587921

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{12641}}^1$

素因数の和:12712

約数の個数: 16

約数和(自身を含む): 65536128

約数和(自身を除く): 13948207

約数列:

[1, 7, 11, 53, 77, 371, 583, 4081, 12641, 88487, 139051, 669973, 973357, 4689811, 7369703, 51587921]

約数ペア:

[(1, 51587921), (7, 7369703), (11, 4689811), (53, 973357), (77, 669973), (371, 139051), (583, 88487), (4081, 12641)]