258182015

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{24671}}^1$

素因数の和:24719

約数の個数: 32

約数和(自身を含む): 397910016

約数和(自身を除く): 139728001

約数列:

[1, 5, 7, 13, 23, 35, 65, 91, 115, 161, 299, 455, 805, 1495, 2093, 10465, 24671, 123355, 172697, 320723, 567433, 863485, 1603615, 2245061, 2837165, 3972031, 7376629, 11225305, 19860155, 36883145, 51636403, 258182015]

約数ペア:

[(1, 258182015), (5, 51636403), (7, 36883145), (13, 19860155), (23, 11225305), (35, 7376629), (65, 3972031), (91, 2837165), (115, 2245061), (161, 1603615), (299, 863485), (455, 567433), (805, 320723), (1495, 172697), (2093, 123355), (10465, 24671)]