64173915

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{673}}^1$

素因数の和:860

約数の個数: 48

約数和(自身を含む): 120705312

約数和(自身を除く): 56531397

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 163, 195, 489, 585, 673, 815, 1467, 2019, 2119, 2445, 3365, 6057, 6357, 7335, 8749, 10095, 10595, 19071, 26247, 30285, 31785, 43745, 78741, 95355, 109699, 131235, 329097, 393705, 548495, 987291, 1426087, 1645485, 4278261, 4936455, 7130435, 12834783, 21391305, 64173915]

約数ペア:

[(1, 64173915), (3, 21391305), (5, 12834783), (9, 7130435), (13, 4936455), (15, 4278261), (39, 1645485), (45, 1426087), (65, 987291), (117, 548495), (163, 393705), (195, 329097), (489, 131235), (585, 109699), (673, 95355), (815, 78741), (1467, 43745), (2019, 31785), (2119, 30285), (2445, 26247), (3365, 19071), (6057, 10595), (6357, 10095), (7335, 8749)]