213735277

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{3821}}^1$

素因数の和:4020

約数の個数: 16

約数和(自身を含む): 250233984

約数和(自身を除く): 36498707

約数列:

[1, 7, 61, 131, 427, 917, 3821, 7991, 26747, 55937, 233081, 500551, 1631567, 3503857, 30533611, 213735277]

約数ペア:

[(1, 213735277), (7, 30533611), (61, 3503857), (131, 1631567), (427, 500551), (917, 233081), (3821, 55937), (7991, 26747)]