172803239

素因数分解:

$7^1\times {\mathrm{191}}^1\times {\mathrm{307}}^1\times {\mathrm{421}}^1$

素因数の和:926

約数の個数: 16

約数和(自身を含む): 199643136

約数和(自身を除く): 26839897

約数列:

[1, 7, 191, 307, 421, 1337, 2149, 2947, 58637, 80411, 129247, 410459, 562877, 904729, 24686177, 172803239]

約数ペア:

[(1, 172803239), (7, 24686177), (191, 904729), (307, 562877), (421, 410459), (1337, 129247), (2149, 80411), (2947, 58637)]