2685483647

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{345311}}^1$

素因数の和:345430

約数の個数: 16

約数和(自身を含む): 3381295104

約数和(自身を除く): 695811457

約数列:

[1, 7, 11, 77, 101, 707, 1111, 7777, 345311, 2417177, 3798421, 26588947, 34876411, 244134877, 383640521, 2685483647]

約数ペア:

[(1, 2685483647), (7, 383640521), (11, 244134877), (77, 34876411), (101, 26588947), (707, 3798421), (1111, 2417177), (7777, 345311)]