30989235

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^2\times {\mathrm{1229}}^1$

素因数の和:1319

約数の個数: 24

約数和(自身を含む): 50862960

約数和(自身を除く): 19873725

約数列:

[1, 3, 5, 15, 41, 123, 205, 615, 1229, 1681, 3687, 5043, 6145, 8405, 18435, 25215, 50389, 151167, 251945, 755835, 2065949, 6197847, 10329745, 30989235]

約数ペア:

[(1, 30989235), (3, 10329745), (5, 6197847), (15, 2065949), (41, 755835), (123, 251945), (205, 151167), (615, 50389), (1229, 25215), (1681, 18435), (3687, 8405), (5043, 6145)]