249647528

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{857}}^1\times {\mathrm{2801}}^1$

素因数の和:3677

約数の個数: 32

約数和(自身を含む): 504864360

約数和(自身を除く): 255216832

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 857, 1714, 2801, 3428, 5602, 6856, 11141, 11204, 22282, 22408, 36413, 44564, 72826, 89128, 145652, 291304, 2400457, 4800914, 9601828, 19203656, 31205941, 62411882, 124823764, 249647528]

約数ペア:

[(1, 249647528), (2, 124823764), (4, 62411882), (8, 31205941), (13, 19203656), (26, 9601828), (52, 4800914), (104, 2400457), (857, 291304), (1714, 145652), (2801, 89128), (3428, 72826), (5602, 44564), (6856, 36413), (11141, 22408), (11204, 22282)]