328977404

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{691129}}^1$

素因数の和:691157

約数の個数: 24

約数和(自身を含む): 696659040

約数和(自身を除く): 367681636

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 691129, 1382258, 2764516, 4837903, 9675806, 11749193, 19351612, 23498386, 46996772, 82244351, 164488702, 328977404]

約数ペア:

[(1, 328977404), (2, 164488702), (4, 82244351), (7, 46996772), (14, 23498386), (17, 19351612), (28, 11749193), (34, 9675806), (68, 4837903), (119, 2764516), (238, 1382258), (476, 691129)]