28520284

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{1657}}^1$

素因数の和:2005

約数の個数: 24

約数和(自身を含む): 53944688

約数和(自身を除く): 25424404

約数列:

[1, 2, 4, 13, 26, 52, 331, 662, 1324, 1657, 3314, 4303, 6628, 8606, 17212, 21541, 43082, 86164, 548467, 1096934, 2193868, 7130071, 14260142, 28520284]

約数ペア:

[(1, 28520284), (2, 14260142), (4, 7130071), (13, 2193868), (26, 1096934), (52, 548467), (331, 86164), (662, 43082), (1324, 21541), (1657, 17212), (3314, 8606), (4303, 6628)]