68335878

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{2081}}^1$

素因数の和:2520

約数の個数: 32

約数和(自身を含む): 147605472

約数和(自身を除く): 79269594

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 421, 842, 1263, 2081, 2526, 4162, 5473, 6243, 10946, 12486, 16419, 27053, 32838, 54106, 81159, 162318, 876101, 1752202, 2628303, 5256606, 11389313, 22778626, 34167939, 68335878]

約数ペア:

[(1, 68335878), (2, 34167939), (3, 22778626), (6, 11389313), (13, 5256606), (26, 2628303), (39, 1752202), (78, 876101), (421, 162318), (842, 81159), (1263, 54106), (2081, 32838), (2526, 27053), (4162, 16419), (5473, 12486), (6243, 10946)]