397991998

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{211}}^1\times {\mathrm{1913}}^1$

素因数の和:2172

約数の個数: 32

約数和(自身を含む): 657344160

約数和(自身を除く): 259352162

約数列:

[1, 2, 17, 29, 34, 58, 211, 422, 493, 986, 1913, 3587, 3826, 6119, 7174, 12238, 32521, 55477, 65042, 104023, 110954, 208046, 403643, 807286, 943109, 1886218, 6861931, 11705647, 13723862, 23411294, 198995999, 397991998]

約数ペア:

[(1, 397991998), (2, 198995999), (17, 23411294), (29, 13723862), (34, 11705647), (58, 6861931), (211, 1886218), (422, 943109), (493, 807286), (986, 403643), (1913, 208046), (3587, 110954), (3826, 104023), (6119, 65042), (7174, 55477), (12238, 32521)]