28536604

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{1129}}^1$

素因数の和:1293

約数の個数: 24

約数和(自身を含む): 51256800

約数和(自身を除く): 22720196

約数列:

[1, 2, 4, 71, 89, 142, 178, 284, 356, 1129, 2258, 4516, 6319, 12638, 25276, 80159, 100481, 160318, 200962, 320636, 401924, 7134151, 14268302, 28536604]

約数ペア:

[(1, 28536604), (2, 14268302), (4, 7134151), (71, 401924), (89, 320636), (142, 200962), (178, 160318), (284, 100481), (356, 80159), (1129, 25276), (2258, 12638), (4516, 6319)]