30120915

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{7937}}^1$

素因数の和:7979

約数の個数: 32

約数和(自身を含む): 54867456

約数和(自身を除く): 24746541

約数列:

[1, 3, 5, 11, 15, 23, 33, 55, 69, 115, 165, 253, 345, 759, 1265, 3795, 7937, 23811, 39685, 87307, 119055, 182551, 261921, 436535, 547653, 912755, 1309605, 2008061, 2738265, 6024183, 10040305, 30120915]

約数ペア:

[(1, 30120915), (3, 10040305), (5, 6024183), (11, 2738265), (15, 2008061), (23, 1309605), (33, 912755), (55, 547653), (69, 436535), (115, 261921), (165, 182551), (253, 119055), (345, 87307), (759, 39685), (1265, 23811), (3795, 7937)]