8215394

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{887}}^1$

素因数の和:1321

約数の個数: 16

約数和(自身を含む): 13490496

約数和(自身を除く): 5275102

約数列:

[1, 2, 11, 22, 421, 842, 887, 1774, 4631, 9262, 9757, 19514, 373427, 746854, 4107697, 8215394]

約数ペア:

[(1, 8215394), (2, 4107697), (11, 746854), (22, 373427), (421, 19514), (842, 9757), (887, 9262), (1774, 4631)]