208513968

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{334157}}^1$

素因数の和:334181

約数の個数: 40

約数和(自身を含む): 580098288

約数和(自身を除く): 371584320

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 334157, 668314, 1002471, 1336628, 2004942, 2673256, 4009884, 4344041, 5346512, 8019768, 8688082, 13032123, 16039536, 17376164, 26064246, 34752328, 52128492, 69504656, 104256984, 208513968]

約数ペア:

[(1, 208513968), (2, 104256984), (3, 69504656), (4, 52128492), (6, 34752328), (8, 26064246), (12, 17376164), (13, 16039536), (16, 13032123), (24, 8688082), (26, 8019768), (39, 5346512), (48, 4344041), (52, 4009884), (78, 2673256), (104, 2004942), (156, 1336628), (208, 1002471), (312, 668314), (624, 334157)]