31990209

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{15299}}^1$

素因数の和:15360

約数の個数: 16

約数和(自身を含む): 46267200

約数和(自身を除く): 14276991

約数列:

[1, 3, 17, 41, 51, 123, 697, 2091, 15299, 45897, 260083, 627259, 780249, 1881777, 10663403, 31990209]

約数ペア:

[(1, 31990209), (3, 10663403), (17, 1881777), (41, 780249), (51, 627259), (123, 260083), (697, 45897), (2091, 15299)]