305890507

素因数分解:

${\mathrm{13}}^3\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:200

約数の個数: 32

約数和(自身を含む): 351630720

約数和(自身を除く): 45740213

約数列:

[1, 13, 37, 53, 71, 169, 481, 689, 923, 1961, 2197, 2627, 3763, 6253, 8957, 11999, 25493, 34151, 48919, 81289, 116441, 139231, 155987, 331409, 443963, 635947, 1810003, 4308317, 5771519, 8267311, 23530039, 305890507]

約数ペア:

[(1, 305890507), (13, 23530039), (37, 8267311), (53, 5771519), (71, 4308317), (169, 1810003), (481, 635947), (689, 443963), (923, 331409), (1961, 155987), (2197, 139231), (2627, 116441), (3763, 81289), (6253, 48919), (8957, 34151), (11999, 25493)]