217236435

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{30109}}^1$

素因数の和:30167

約数の個数: 32

約数和(自身を含む): 384444480

約数和(自身を除く): 167208045

約数列:

[1, 3, 5, 13, 15, 37, 39, 65, 111, 185, 195, 481, 555, 1443, 2405, 7215, 30109, 90327, 150545, 391417, 451635, 1114033, 1174251, 1957085, 3342099, 5570165, 5871255, 14482429, 16710495, 43447287, 72412145, 217236435]

約数ペア:

[(1, 217236435), (3, 72412145), (5, 43447287), (13, 16710495), (15, 14482429), (37, 5871255), (39, 5570165), (65, 3342099), (111, 1957085), (185, 1174251), (195, 1114033), (481, 451635), (555, 391417), (1443, 150545), (2405, 90327), (7215, 30109)]