12172671

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{4111}}^1$

素因数の和:4171

約数の個数: 24

約数和(自身を含む): 20527104

約数和(自身を除く): 8354433

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 4111, 12333, 28777, 36999, 86331, 193217, 258993, 579651, 1352519, 1738953, 4057557, 12172671]

約数ペア:

[(1, 12172671), (3, 4057557), (7, 1738953), (9, 1352519), (21, 579651), (47, 258993), (63, 193217), (141, 86331), (329, 36999), (423, 28777), (987, 12333), (2961, 4111)]