426857585

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{4639}}^1$

素因数の和:4901

約数の個数: 32

約数和(自身を含む): 641433600

約数和(自身を除く): 214576015

約数列:

[1, 5, 7, 11, 35, 55, 77, 239, 385, 1195, 1673, 2629, 4639, 8365, 13145, 18403, 23195, 32473, 51029, 92015, 162365, 255145, 357203, 1108721, 1786015, 5543605, 7761047, 12195931, 38805235, 60979655, 85371517, 426857585]

約数ペア:

[(1, 426857585), (5, 85371517), (7, 60979655), (11, 38805235), (35, 12195931), (55, 7761047), (77, 5543605), (239, 1786015), (385, 1108721), (1195, 357203), (1673, 255145), (2629, 162365), (4639, 92015), (8365, 51029), (13145, 32473), (18403, 23195)]