419399519

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{28517}}^1$

素因数の和:28726

約数の個数: 16

約数和(自身を含む): 525643776

約数和(自身を除く): 106244257

約数列:

[1, 7, 11, 77, 191, 1337, 2101, 14707, 28517, 199619, 313687, 2195809, 5446747, 38127229, 59914217, 419399519]

約数ペア:

[(1, 419399519), (7, 59914217), (11, 38127229), (77, 5446747), (191, 2195809), (1337, 313687), (2101, 199619), (14707, 28517)]