51416309

素因数分解:

$7^1\times {\mathrm{73}}^1\times {\mathrm{239}}^1\times {\mathrm{421}}^1$

素因数の和:740

約数の個数: 16

約数和(自身を含む): 59957760

約数和(自身を除く): 8541451

約数列:

[1, 7, 73, 239, 421, 511, 1673, 2947, 17447, 30733, 100619, 122129, 215131, 704333, 7345187, 51416309]

約数ペア:

[(1, 51416309), (7, 7345187), (73, 704333), (239, 215131), (421, 122129), (511, 100619), (1673, 30733), (2947, 17447)]