31887729

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{51349}}^1$

素因数の和:51381

約数の個数: 16

約数和(自身を含む): 49296000

約数和(自身を除く): 17408271

約数列:

[1, 3, 9, 23, 27, 69, 207, 621, 51349, 154047, 462141, 1181027, 1386423, 3543081, 10629243, 31887729]

約数ペア:

[(1, 31887729), (3, 10629243), (9, 3543081), (23, 1386423), (27, 1181027), (69, 462141), (207, 154047), (621, 51349)]