221089765

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{2213}}^1$

素因数の和:2313

約数の個数: 32

約数和(自身を含む): 301281120

約数和(自身を除く): 80191355

約数列:

[1, 5, 13, 29, 53, 65, 145, 265, 377, 689, 1537, 1885, 2213, 3445, 7685, 11065, 19981, 28769, 64177, 99905, 117289, 143845, 320885, 586445, 834301, 1524757, 3401381, 4171505, 7623785, 17006905, 44217953, 221089765]

約数ペア:

[(1, 221089765), (5, 44217953), (13, 17006905), (29, 7623785), (53, 4171505), (65, 3401381), (145, 1524757), (265, 834301), (377, 586445), (689, 320885), (1537, 143845), (1885, 117289), (2213, 99905), (3445, 64177), (7685, 28769), (11065, 19981)]