1291567448

素因数分解:

$2^3\times {\mathrm{691}}^1\times {\mathrm{233641}}^1$

素因数の和:234338

約数の個数: 16

約数和(自身を含む): 2425203960

約数和(自身を除く): 1133636512

約数列:

[1, 2, 4, 8, 691, 1382, 2764, 5528, 233641, 467282, 934564, 1869128, 161445931, 322891862, 645783724, 1291567448]

約数ペア:

[(1, 1291567448), (2, 645783724), (4, 322891862), (8, 161445931), (691, 1869128), (1382, 934564), (2764, 467282), (5528, 233641)]