31113186

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{398887}}^1$

素因数の和:398905

約数の個数: 16

約数和(自身を含む): 67013184

約数和(自身を除く): 35899998

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 398887, 797774, 1196661, 2393322, 5185531, 10371062, 15556593, 31113186]

約数ペア:

[(1, 31113186), (2, 15556593), (3, 10371062), (6, 5185531), (13, 2393322), (26, 1196661), (39, 797774), (78, 398887)]