1629378

素因数分解:

$2^1\times 3^2\times {\mathrm{131}}^1\times {\mathrm{691}}^1$

素因数の和:830

約数の個数: 24

約数和(自身を含む): 3562416

約数和(自身を除く): 1933038

約数列:

[1, 2, 3, 6, 9, 18, 131, 262, 393, 691, 786, 1179, 1382, 2073, 2358, 4146, 6219, 12438, 90521, 181042, 271563, 543126, 814689, 1629378]

約数ペア:

[(1, 1629378), (2, 814689), (3, 543126), (6, 271563), (9, 181042), (18, 90521), (131, 12438), (262, 6219), (393, 4146), (691, 2358), (786, 2073), (1179, 1382)]