123397378

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{12589}}^1$

素因数の和:12646

約数の個数: 24

約数和(自身を含む): 207357300

約数和(自身を除く): 83959922

約数列:

[1, 2, 13, 26, 29, 58, 169, 338, 377, 754, 4901, 9802, 12589, 25178, 163657, 327314, 365081, 730162, 2127541, 4255082, 4746053, 9492106, 61698689, 123397378]

約数ペア:

[(1, 123397378), (2, 61698689), (13, 9492106), (26, 4746053), (29, 4255082), (58, 2127541), (169, 730162), (338, 365081), (377, 327314), (754, 163657), (4901, 25178), (9802, 12589)]