13639213

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{401}}^1$

素因数の和:564

約数の個数: 16

約数和(自身を含む): 16131456

約数和(自身を除く): 2492243

約数列:

[1, 7, 43, 113, 301, 401, 791, 2807, 4859, 17243, 34013, 45313, 120701, 317191, 1948459, 13639213]

約数ペア:

[(1, 13639213), (7, 1948459), (43, 317191), (113, 120701), (301, 45313), (401, 34013), (791, 17243), (2807, 4859)]