28085607

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{1187}}^1$

素因数の和:1443

約数の個数: 24

約数和(自身を含む): 44478720

約数和(自身を除く): 16393113

約数列:

[1, 3, 9, 11, 33, 99, 239, 717, 1187, 2151, 2629, 3561, 7887, 10683, 13057, 23661, 39171, 117513, 283693, 851079, 2553237, 3120623, 9361869, 28085607]

約数ペア:

[(1, 28085607), (3, 9361869), (9, 3120623), (11, 2553237), (33, 851079), (99, 283693), (239, 117513), (717, 39171), (1187, 23661), (2151, 13057), (2629, 10683), (3561, 7887)]