210745418

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{311}}^1\times {\mathrm{389}}^1$

素因数の和:782

約数の個数: 32

約数和(自身を含む): 347518080

約数和(自身を除く): 136772662

約数列:

[1, 2, 13, 26, 67, 134, 311, 389, 622, 778, 871, 1742, 4043, 5057, 8086, 10114, 20837, 26063, 41674, 52126, 120979, 241958, 270881, 338819, 541762, 677638, 1572727, 3145454, 8105593, 16211186, 105372709, 210745418]

約数ペア:

[(1, 210745418), (2, 105372709), (13, 16211186), (26, 8105593), (67, 3145454), (134, 1572727), (311, 677638), (389, 541762), (622, 338819), (778, 270881), (871, 241958), (1742, 120979), (4043, 52126), (5057, 41674), (8086, 26063), (10114, 20837)]