157040513

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{641}}^1\times {\mathrm{1129}}^1$

素因数の和:1808

約数の個数: 16

約数和(自身を含む): 185717760

約数和(自身を除く): 28677247

約数列:

[1, 7, 31, 217, 641, 1129, 4487, 7903, 19871, 34999, 139097, 244993, 723689, 5065823, 22434359, 157040513]

約数ペア:

[(1, 157040513), (7, 22434359), (31, 5065823), (217, 723689), (641, 244993), (1129, 139097), (4487, 34999), (7903, 19871)]