3978667

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{317}}^1$

素因数の和:498

約数の個数: 16

約数和(自身を含む): 5006592

約数和(自身を除く): 1027925

約数列:

[1, 7, 11, 77, 163, 317, 1141, 1793, 2219, 3487, 12551, 24409, 51671, 361697, 568381, 3978667]

約数ペア:

[(1, 3978667), (7, 568381), (11, 361697), (77, 51671), (163, 24409), (317, 12551), (1141, 3487), (1793, 2219)]