78780186

素因数分解:

$2^1\times 3^2\times {\mathrm{109}}^1\times {\mathrm{40153}}^1$

素因数の和:40270

約数の個数: 24

約数和(自身を含む): 172260660

約数和(自身を除く): 93480474

約数列:

[1, 2, 3, 6, 9, 18, 109, 218, 327, 654, 981, 1962, 40153, 80306, 120459, 240918, 361377, 722754, 4376677, 8753354, 13130031, 26260062, 39390093, 78780186]

約数ペア:

[(1, 78780186), (2, 39390093), (3, 26260062), (6, 13130031), (9, 8753354), (18, 4376677), (109, 722754), (218, 361377), (327, 240918), (654, 120459), (981, 80306), (1962, 40153)]