642396174

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{2185021}}^1$

素因数の和:2185040

約数の個数: 24

約数和(自身を含む): 1494555048

約数和(自身を除く): 852158874

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 2185021, 4370042, 6555063, 13110126, 15295147, 30590294, 45885441, 91770882, 107066029, 214132058, 321198087, 642396174]

約数ペア:

[(1, 642396174), (2, 321198087), (3, 214132058), (6, 107066029), (7, 91770882), (14, 45885441), (21, 30590294), (42, 15295147), (49, 13110126), (98, 6555063), (147, 4370042), (294, 2185021)]