26001555

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1$

素因数の和:407

約数の個数: 32

約数和(自身を含む): 42788928

約数和(自身を除く): 16787373

約数列:

[1, 3, 5, 15, 61, 157, 181, 183, 305, 471, 543, 785, 905, 915, 2355, 2715, 9577, 11041, 28417, 28731, 33123, 47885, 55205, 85251, 142085, 143655, 165615, 426255, 1733437, 5200311, 8667185, 26001555]

約数ペア:

[(1, 26001555), (3, 8667185), (5, 5200311), (15, 1733437), (61, 426255), (157, 165615), (181, 143655), (183, 142085), (305, 85251), (471, 55205), (543, 47885), (785, 33123), (905, 28731), (915, 28417), (2355, 11041), (2715, 9577)]