648862786

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{941}}^1\times {\mathrm{2411}}^1$

素因数の和:3378

約数の個数: 32

約数和(自身を含む): 1145140416

約数和(自身を除く): 496277630

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 941, 1882, 2411, 4822, 10351, 12233, 20702, 24466, 26521, 31343, 53042, 62686, 134563, 269126, 344773, 689546, 2268751, 4537502, 24956261, 29493763, 49912522, 58987526, 324431393, 648862786]

約数ペア:

[(1, 648862786), (2, 324431393), (11, 58987526), (13, 49912522), (22, 29493763), (26, 24956261), (143, 4537502), (286, 2268751), (941, 689546), (1882, 344773), (2411, 269126), (4822, 134563), (10351, 62686), (12233, 53042), (20702, 31343), (24466, 26521)]