30905021

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{257}}^1\times {\mathrm{419}}^1$

素因数の和:724

約数の個数: 16

約数和(自身を含む): 36408960

約数和(自身を除く): 5503939

約数列:

[1, 7, 41, 257, 287, 419, 1799, 2933, 10537, 17179, 73759, 107683, 120253, 753781, 4415003, 30905021]

約数ペア:

[(1, 30905021), (7, 4415003), (41, 753781), (257, 120253), (287, 107683), (419, 73759), (1799, 17179), (2933, 10537)]