25181955

素因数分解:

$3^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1811}}^1$

素因数の和:1928

約数の個数: 32

約数和(自身を含む): 45227520

約数和(自身を除く): 20045565

約数列:

[1, 3, 5, 9, 15, 27, 45, 103, 135, 309, 515, 927, 1545, 1811, 2781, 4635, 5433, 9055, 13905, 16299, 27165, 48897, 81495, 186533, 244485, 559599, 932665, 1678797, 2797995, 5036391, 8393985, 25181955]

約数ペア:

[(1, 25181955), (3, 8393985), (5, 5036391), (9, 2797995), (15, 1678797), (27, 932665), (45, 559599), (103, 244485), (135, 186533), (309, 81495), (515, 48897), (927, 27165), (1545, 16299), (1811, 13905), (2781, 9055), (4635, 5433)]