28903765

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{3527}}^1$

素因数の和:3692

約数の個数: 16

約数和(自身を含む): 38102400

約数和(自身を除く): 9198635

約数列:

[1, 5, 11, 55, 149, 745, 1639, 3527, 8195, 17635, 38797, 193985, 525523, 2627615, 5780753, 28903765]

約数ペア:

[(1, 28903765), (5, 5780753), (11, 2627615), (55, 525523), (149, 193985), (745, 38797), (1639, 17635), (3527, 8195)]