289354354

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1$

素因数の和:466

約数の個数: 32

約数和(自身を含む): 451221120

約数和(自身を除く): 161866766

約数列:

[1, 2, 61, 113, 122, 139, 151, 226, 278, 302, 6893, 8479, 9211, 13786, 15707, 16958, 17063, 18422, 20989, 31414, 34126, 41978, 958127, 1040843, 1280329, 1916254, 2081686, 2371757, 2560658, 4743514, 144677177, 289354354]

約数ペア:

[(1, 289354354), (2, 144677177), (61, 4743514), (113, 2560658), (122, 2371757), (139, 2081686), (151, 1916254), (226, 1280329), (278, 1040843), (302, 958127), (6893, 41978), (8479, 34126), (9211, 31414), (13786, 20989), (15707, 18422), (16958, 17063)]