3939964

素因数分解:

$2^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{631}}^1$

素因数の和:865

約数の個数: 24

約数和(自身を含む): 7927808

約数和(自身を除く): 3987844

約数列:

[1, 2, 4, 7, 14, 28, 223, 446, 631, 892, 1262, 1561, 2524, 3122, 4417, 6244, 8834, 17668, 140713, 281426, 562852, 984991, 1969982, 3939964]

約数ペア:

[(1, 3939964), (2, 1969982), (4, 984991), (7, 562852), (14, 281426), (28, 140713), (223, 17668), (446, 8834), (631, 6244), (892, 4417), (1262, 3122), (1561, 2524)]