661194

素因数分解:

$2^1\times 3^2\times {\mathrm{109}}^1\times {\mathrm{337}}^1$

素因数の和:454

約数の個数: 24

約数和(自身を含む): 1450020

約数和(自身を除く): 788826

約数列:

[1, 2, 3, 6, 9, 18, 109, 218, 327, 337, 654, 674, 981, 1011, 1962, 2022, 3033, 6066, 36733, 73466, 110199, 220398, 330597, 661194]

約数ペア:

[(1, 661194), (2, 330597), (3, 220398), (6, 110199), (9, 73466), (18, 36733), (109, 6066), (218, 3033), (327, 2022), (337, 1962), (654, 1011), (674, 981)]