289381976

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{887}}^1\times {\mathrm{3137}}^1$

素因数の和:4043

約数の個数: 32

約数和(自身を含む): 585174240

約数和(自身を除く): 295792264

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 887, 1774, 3137, 3548, 6274, 7096, 11531, 12548, 23062, 25096, 40781, 46124, 81562, 92248, 163124, 326248, 2782519, 5565038, 11130076, 22260152, 36172747, 72345494, 144690988, 289381976]

約数ペア:

[(1, 289381976), (2, 144690988), (4, 72345494), (8, 36172747), (13, 22260152), (26, 11130076), (52, 5565038), (104, 2782519), (887, 326248), (1774, 163124), (3137, 92248), (3548, 81562), (6274, 46124), (7096, 40781), (11531, 25096), (12548, 23062)]