200615889

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{401}}^1$

素因数の和:621

約数の個数: 32

約数和(自身を含む): 288668160

約数和(自身を除く): 88052271

約数列:

[1, 3, 19, 57, 67, 131, 201, 393, 401, 1203, 1273, 2489, 3819, 7467, 7619, 8777, 22857, 26331, 26867, 52531, 80601, 157593, 166763, 500289, 510473, 998089, 1531419, 2994267, 3519577, 10558731, 66871963, 200615889]

約数ペア:

[(1, 200615889), (3, 66871963), (19, 10558731), (57, 3519577), (67, 2994267), (131, 1531419), (201, 998089), (393, 510473), (401, 500289), (1203, 166763), (1273, 157593), (2489, 80601), (3819, 52531), (7467, 26867), (7619, 26331), (8777, 22857)]