25841205

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{271}}^1$

素因数の和:458

約数の個数: 48

約数和(自身を含む): 48711936

約数和(自身を除く): 22870731

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 163, 195, 271, 489, 585, 813, 815, 1355, 1467, 2119, 2439, 2445, 3523, 4065, 6357, 7335, 10569, 10595, 12195, 17615, 19071, 31707, 31785, 44173, 52845, 95355, 132519, 158535, 220865, 397557, 574249, 662595, 1722747, 1987785, 2871245, 5168241, 8613735, 25841205]

約数ペア:

[(1, 25841205), (3, 8613735), (5, 5168241), (9, 2871245), (13, 1987785), (15, 1722747), (39, 662595), (45, 574249), (65, 397557), (117, 220865), (163, 158535), (195, 132519), (271, 95355), (489, 52845), (585, 44173), (813, 31785), (815, 31707), (1355, 19071), (1467, 17615), (2119, 12195), (2439, 10595), (2445, 10569), (3523, 7335), (4065, 6357)]