389611384

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{461}}^1\times {\mathrm{1187}}^1$

素因数の和:1743

約数の個数: 32

約数和(自身を含む): 740955600

約数和(自身を除く): 351344216

約数列:

[1, 2, 4, 8, 89, 178, 356, 461, 712, 922, 1187, 1844, 2374, 3688, 4748, 9496, 41029, 82058, 105643, 164116, 211286, 328232, 422572, 547207, 845144, 1094414, 2188828, 4377656, 48701423, 97402846, 194805692, 389611384]

約数ペア:

[(1, 389611384), (2, 194805692), (4, 97402846), (8, 48701423), (89, 4377656), (178, 2188828), (356, 1094414), (461, 845144), (712, 547207), (922, 422572), (1187, 328232), (1844, 211286), (2374, 164116), (3688, 105643), (4748, 82058), (9496, 41029)]