27157991

素因数分解:

$7^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1\times {\mathrm{359}}^1$

素因数の和:574

約数の個数: 16

約数和(自身を含む): 31726080

約数和(自身を除く): 4568089

約数列:

[1, 7, 101, 107, 359, 707, 749, 2513, 10807, 36259, 38413, 75649, 253813, 268891, 3879713, 27157991]

約数ペア:

[(1, 27157991), (7, 3879713), (101, 268891), (107, 253813), (359, 75649), (707, 38413), (749, 36259), (2513, 10807)]