2780565804

素因数分解:

$2^2\times 3^2\times {\mathrm{77237939}}^1$

素因数の和:77237949

約数の個数: 18

約数和(自身を含む): 7028652540

約数和(自身を除く): 4248086736

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 77237939, 154475878, 231713817, 308951756, 463427634, 695141451, 926855268, 1390282902, 2780565804]

約数ペア:

[(1, 2780565804), (2, 1390282902), (3, 926855268), (4, 695141451), (6, 463427634), (9, 308951756), (12, 231713817), (18, 154475878), (36, 77237939)]