28705914

素因数分解:

$2^1\times 3^4\times {\mathrm{79}}^1\times {\mathrm{2243}}^1$

素因数の和:2336

約数の個数: 40

約数和(自身を含む): 65165760

約数和(自身を除く): 36459846

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 79, 81, 158, 162, 237, 474, 711, 1422, 2133, 2243, 4266, 4486, 6399, 6729, 12798, 13458, 20187, 40374, 60561, 121122, 177197, 181683, 354394, 363366, 531591, 1063182, 1594773, 3189546, 4784319, 9568638, 14352957, 28705914]

約数ペア:

[(1, 28705914), (2, 14352957), (3, 9568638), (6, 4784319), (9, 3189546), (18, 1594773), (27, 1063182), (54, 531591), (79, 363366), (81, 354394), (158, 181683), (162, 177197), (237, 121122), (474, 60561), (711, 40374), (1422, 20187), (2133, 13458), (2243, 12798), (4266, 6729), (4486, 6399)]