817965

素因数分解:

$3^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:170

約数の個数: 32

約数和(自身を含む): 1491840

約数和(自身を除く): 673875

約数列:

[1, 3, 5, 9, 15, 27, 45, 73, 83, 135, 219, 249, 365, 415, 657, 747, 1095, 1245, 1971, 2241, 3285, 3735, 6059, 9855, 11205, 18177, 30295, 54531, 90885, 163593, 272655, 817965]

約数ペア:

[(1, 817965), (3, 272655), (5, 163593), (9, 90885), (15, 54531), (27, 30295), (45, 18177), (73, 11205), (83, 9855), (135, 6059), (219, 3735), (249, 3285), (365, 2241), (415, 1971), (657, 1245), (747, 1095)]