56137485

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{220147}}^1$

素因数の和:220172

約数の個数: 16

約数和(自身を含む): 95103936

約数和(自身を除く): 38966451

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 220147, 660441, 1100735, 3302205, 3742499, 11227497, 18712495, 56137485]

約数ペア:

[(1, 56137485), (3, 18712495), (5, 11227497), (15, 3742499), (17, 3302205), (51, 1100735), (85, 660441), (255, 220147)]