393764

素因数分解:

$2^2\times 7^4\times {\mathrm{41}}^1$

素因数の和:73

約数の個数: 30

約数和(自身を含む): 823494

約数和(自身を除く): 429730

約数列:

[1, 2, 4, 7, 14, 28, 41, 49, 82, 98, 164, 196, 287, 343, 574, 686, 1148, 1372, 2009, 2401, 4018, 4802, 8036, 9604, 14063, 28126, 56252, 98441, 196882, 393764]

約数ペア:

[(1, 393764), (2, 196882), (4, 98441), (7, 56252), (14, 28126), (28, 14063), (41, 9604), (49, 8036), (82, 4802), (98, 4018), (164, 2401), (196, 2009), (287, 1372), (343, 1148), (574, 686)]