243721009

素因数分解:

$7^1\times {\mathrm{67}}^1\times {\mathrm{349}}^1\times {\mathrm{1489}}^1$

素因数の和:1912

約数の個数: 16

約数和(自身を含む): 283696000

約数和(自身を除く): 39974991

約数列:

[1, 7, 67, 349, 469, 1489, 2443, 10423, 23383, 99763, 163681, 519661, 698341, 3637627, 34817287, 243721009]

約数ペア:

[(1, 243721009), (7, 34817287), (67, 3637627), (349, 698341), (469, 519661), (1489, 163681), (2443, 99763), (10423, 23383)]