207312872

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{64303}}^1$

素因数の和:64353

約数の個数: 32

約数和(自身を含む): 432122880

約数和(自身を除く): 224810008

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 3224, 64303, 128606, 257212, 514424, 835939, 1671878, 1993393, 3343756, 3986786, 6687512, 7973572, 15947144, 25914109, 51828218, 103656436, 207312872]

約数ペア:

[(1, 207312872), (2, 103656436), (4, 51828218), (8, 25914109), (13, 15947144), (26, 7973572), (31, 6687512), (52, 3986786), (62, 3343756), (104, 1993393), (124, 1671878), (248, 835939), (403, 514424), (806, 257212), (1612, 128606), (3224, 64303)]