30781245

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{8111}}^1$

素因数の和:8153

約数の個数: 32

約数和(自身を含む): 56070144

約数和(自身を除く): 25288899

約数列:

[1, 3, 5, 11, 15, 23, 33, 55, 69, 115, 165, 253, 345, 759, 1265, 3795, 8111, 24333, 40555, 89221, 121665, 186553, 267663, 446105, 559659, 932765, 1338315, 2052083, 2798295, 6156249, 10260415, 30781245]

約数ペア:

[(1, 30781245), (3, 10260415), (5, 6156249), (11, 2798295), (15, 2052083), (23, 1338315), (33, 932765), (55, 559659), (69, 446105), (115, 267663), (165, 186553), (253, 121665), (345, 89221), (759, 40555), (1265, 24333), (3795, 8111)]