61891155

素因数分解:

$3^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{4451}}^1$

素因数の和:4568

約数の個数: 32

約数和(自身を含む): 111121920

約数和(自身を除く): 49230765

約数列:

[1, 3, 5, 9, 15, 27, 45, 103, 135, 309, 515, 927, 1545, 2781, 4451, 4635, 13353, 13905, 22255, 40059, 66765, 120177, 200295, 458453, 600885, 1375359, 2292265, 4126077, 6876795, 12378231, 20630385, 61891155]

約数ペア:

[(1, 61891155), (3, 20630385), (5, 12378231), (9, 6876795), (15, 4126077), (27, 2292265), (45, 1375359), (103, 600885), (135, 458453), (309, 200295), (515, 120177), (927, 66765), (1545, 40059), (2781, 22255), (4451, 13905), (4635, 13353)]