681801406

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2383921}}^1$

素因数の和:2383947

約数の個数: 16

約数和(自身を含む): 1201496688

約数和(自身を除く): 519695282

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 2383921, 4767842, 26223131, 30990973, 52446262, 61981946, 340900703, 681801406]

約数ペア:

[(1, 681801406), (2, 340900703), (11, 61981946), (13, 52446262), (22, 30990973), (26, 26223131), (143, 4767842), (286, 2383921)]