261742416

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{419459}}^1$

素因数の和:419483

約数の個数: 40

約数和(自身を含む): 728182560

約数和(自身を除く): 466440144

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 419459, 838918, 1258377, 1677836, 2516754, 3355672, 5033508, 5452967, 6711344, 10067016, 10905934, 16358901, 20134032, 21811868, 32717802, 43623736, 65435604, 87247472, 130871208, 261742416]

約数ペア:

[(1, 261742416), (2, 130871208), (3, 87247472), (4, 65435604), (6, 43623736), (8, 32717802), (12, 21811868), (13, 20134032), (16, 16358901), (24, 10905934), (26, 10067016), (39, 6711344), (48, 5452967), (52, 5033508), (78, 3355672), (104, 2516754), (156, 1677836), (208, 1258377), (312, 838918), (624, 419459)]