1389788642

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{419}}^1\times {\mathrm{150769}}^1$

素因数の和:151201

約数の個数: 16

約数和(自身を含む): 2279642400

約数和(自身を除く): 889853758

約数列:

[1, 2, 11, 22, 419, 838, 4609, 9218, 150769, 301538, 1658459, 3316918, 63172211, 126344422, 694894321, 1389788642]

約数ペア:

[(1, 1389788642), (2, 694894321), (11, 126344422), (22, 63172211), (419, 3316918), (838, 1658459), (4609, 301538), (9218, 150769)]