28511205

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{65543}}^1$

素因数の和:65580

約数の個数: 16

約数和(自身を含む): 47191680

約数和(自身を除く): 18680475

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 65543, 196629, 327715, 983145, 1900747, 5702241, 9503735, 28511205]

約数ペア:

[(1, 28511205), (3, 9503735), (5, 5702241), (15, 1900747), (29, 983145), (87, 327715), (145, 196629), (435, 65543)]