3942442

素因数分解:

$2^1\times 7^4\times {\mathrm{821}}^1$

素因数の和:851

約数の個数: 20

約数和(自身を含む): 6907266

約数和(自身を除く): 2964824

約数列:

[1, 2, 7, 14, 49, 98, 343, 686, 821, 1642, 2401, 4802, 5747, 11494, 40229, 80458, 281603, 563206, 1971221, 3942442]

約数ペア:

[(1, 3942442), (2, 1971221), (7, 563206), (14, 281603), (49, 80458), (98, 40229), (343, 11494), (686, 5747), (821, 4802), (1642, 2401)]