28464835

素因数分解:

$5^1\times 7^2\times {\mathrm{223}}^1\times {\mathrm{521}}^1$

素因数の和:763

約数の個数: 24

約数和(自身を含む): 39989376

約数和(自身を除く): 11524541

約数列:

[1, 5, 7, 35, 49, 223, 245, 521, 1115, 1561, 2605, 3647, 7805, 10927, 18235, 25529, 54635, 116183, 127645, 580915, 813281, 4066405, 5692967, 28464835]

約数ペア:

[(1, 28464835), (5, 5692967), (7, 4066405), (35, 813281), (49, 580915), (223, 127645), (245, 116183), (521, 54635), (1115, 25529), (1561, 18235), (2605, 10927), (3647, 7805)]