28758561

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{131}}^1\times {\mathrm{433}}^1$

素因数の和:593

約数の個数: 24

約数和(自身を含む): 41934816

約数和(自身を除く): 13176255

約数列:

[1, 3, 13, 39, 131, 169, 393, 433, 507, 1299, 1703, 5109, 5629, 16887, 22139, 56723, 66417, 73177, 170169, 219531, 737399, 2212197, 9586187, 28758561]

約数ペア:

[(1, 28758561), (3, 9586187), (13, 2212197), (39, 737399), (131, 219531), (169, 170169), (393, 73177), (433, 66417), (507, 56723), (1299, 22139), (1703, 16887), (5109, 5629)]