3988432

素因数分解:

$2^4\times 7^1\times {\mathrm{149}}^1\times {\mathrm{239}}^1$

素因数の和:403

約数の個数: 40

約数和(自身を含む): 8928000

約数和(自身を除く): 4939568

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 149, 239, 298, 478, 596, 956, 1043, 1192, 1673, 1912, 2086, 2384, 3346, 3824, 4172, 6692, 8344, 13384, 16688, 26768, 35611, 71222, 142444, 249277, 284888, 498554, 569776, 997108, 1994216, 3988432]

約数ペア:

[(1, 3988432), (2, 1994216), (4, 997108), (7, 569776), (8, 498554), (14, 284888), (16, 249277), (28, 142444), (56, 71222), (112, 35611), (149, 26768), (239, 16688), (298, 13384), (478, 8344), (596, 6692), (956, 4172), (1043, 3824), (1192, 3346), (1673, 2384), (1912, 2086)]