28010731

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{4481}}^1$

素因数の和:4554

約数の個数: 16

約数和(自身を含む): 34421760

約数和(自身を除く): 6411029

約数列:

[1, 7, 19, 47, 133, 329, 893, 4481, 6251, 31367, 85139, 210607, 595973, 1474249, 4001533, 28010731]

約数ペア:

[(1, 28010731), (7, 4001533), (19, 1474249), (47, 595973), (133, 210607), (329, 85139), (893, 31367), (4481, 6251)]