13231057

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{389}}^1$

素因数の和:552

約数の個数: 16

約数和(自身を含む): 15649920

約数和(自身を除く): 2418863

約数列:

[1, 7, 43, 113, 301, 389, 791, 2723, 4859, 16727, 34013, 43957, 117089, 307699, 1890151, 13231057]

約数ペア:

[(1, 13231057), (7, 1890151), (43, 307699), (113, 117089), (301, 43957), (389, 34013), (791, 16727), (2723, 4859)]