28860885

素因数分解:

$3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{12101}}^1$

素因数の和:12165

約数の個数: 24

約数和(自身を含む): 50973624

約数和(自身を除く): 22112739

約数列:

[1, 3, 5, 9, 15, 45, 53, 159, 265, 477, 795, 2385, 12101, 36303, 60505, 108909, 181515, 544545, 641353, 1924059, 3206765, 5772177, 9620295, 28860885]

約数ペア:

[(1, 28860885), (3, 9620295), (5, 5772177), (9, 3206765), (15, 1924059), (45, 641353), (53, 544545), (159, 181515), (265, 108909), (477, 60505), (795, 36303), (2385, 12101)]