395573521

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{424891}}^1$

素因数の和:424924

約数の個数: 12

約数和(自身を含む): 484376880

約数和(自身を除く): 88803359

約数列:

[1, 7, 19, 49, 133, 931, 424891, 2974237, 8072929, 20819659, 56510503, 395573521]

約数ペア:

[(1, 395573521), (7, 56510503), (19, 20819659), (49, 8072929), (133, 2974237), (931, 424891)]