1630815

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1$

素因数の和:223

約数の個数: 32

約数和(自身を含む): 2833920

約数和(自身を除く): 1203105

約数列:

[1, 3, 5, 15, 23, 29, 69, 87, 115, 145, 163, 345, 435, 489, 667, 815, 2001, 2445, 3335, 3749, 4727, 10005, 11247, 14181, 18745, 23635, 56235, 70905, 108721, 326163, 543605, 1630815]

約数ペア:

[(1, 1630815), (3, 543605), (5, 326163), (15, 108721), (23, 70905), (29, 56235), (69, 23635), (87, 18745), (115, 14181), (145, 11247), (163, 10005), (345, 4727), (435, 3749), (489, 3335), (667, 2445), (815, 2001)]