31230819

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{68041}}^1$

素因数の和:68067

約数の個数: 16

約数和(自身を含む): 48990240

約数和(自身を除く): 17759421

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 68041, 204123, 612369, 1156697, 1837107, 3470091, 10410273, 31230819]

約数ペア:

[(1, 31230819), (3, 10410273), (9, 3470091), (17, 1837107), (27, 1156697), (51, 612369), (153, 204123), (459, 68041)]