28653597

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{9677}}^1$

素因数の和:9737

約数の個数: 24

約数和(自身を含む): 48312576

約数和(自身を除く): 19658979

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 9677, 29031, 67739, 87093, 203217, 454819, 609651, 1364457, 3183733, 4093371, 9551199, 28653597]

約数ペア:

[(1, 28653597), (3, 9551199), (7, 4093371), (9, 3183733), (21, 1364457), (47, 609651), (63, 454819), (141, 203217), (329, 87093), (423, 67739), (987, 29031), (2961, 9677)]