31578378

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{404851}}^1$

素因数の和:404869

約数の個数: 16

約数和(自身を含む): 68015136

約数和(自身を除く): 36436758

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 404851, 809702, 1214553, 2429106, 5263063, 10526126, 15789189, 31578378]

約数ペア:

[(1, 31578378), (2, 15789189), (3, 10526126), (6, 5263063), (13, 2429106), (26, 1214553), (39, 809702), (78, 404851)]