80287983

素因数分解:

$3^3\times {\mathrm{109}}^1\times {\mathrm{27281}}^1$

素因数の和:27399

約数の個数: 16

約数和(自身を含む): 120040800

約数和(自身を除く): 39752817

約数列:

[1, 3, 9, 27, 109, 327, 981, 2943, 27281, 81843, 245529, 736587, 2973629, 8920887, 26762661, 80287983]

約数ペア:

[(1, 80287983), (3, 26762661), (9, 8920887), (27, 2973629), (109, 736587), (327, 245529), (981, 81843), (2943, 27281)]