51220845

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{87557}}^1$

素因数の和:87581

約数の個数: 24

約数和(自身を含む): 95613336

約数和(自身を除く): 44392491

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 87557, 262671, 437785, 788013, 1138241, 1313355, 3414723, 3940065, 5691205, 10244169, 17073615, 51220845]

約数ペア:

[(1, 51220845), (3, 17073615), (5, 10244169), (9, 5691205), (13, 3940065), (15, 3414723), (39, 1313355), (45, 1138241), (65, 788013), (117, 437785), (195, 262671), (585, 87557)]