615018145

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{4327}}^1$

素因数の和:4501

約数の個数: 32

約数和(自身を含む): 877510656

約数和(自身を除く): 262492511

約数列:

[1, 5, 7, 31, 35, 131, 155, 217, 655, 917, 1085, 4061, 4327, 4585, 20305, 21635, 28427, 30289, 134137, 142135, 151445, 566837, 670685, 938959, 2834185, 3967859, 4694795, 17571947, 19839295, 87859735, 123003629, 615018145]

約数ペア:

[(1, 615018145), (5, 123003629), (7, 87859735), (31, 19839295), (35, 17571947), (131, 4694795), (155, 3967859), (217, 2834185), (655, 938959), (917, 670685), (1085, 566837), (4061, 151445), (4327, 142135), (4585, 134137), (20305, 30289), (21635, 28427)]