30786945

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{41887}}^1$

素因数の和:41909

約数の個数: 24

約数和(自身を含む): 57302784

約数和(自身を除く): 26515839

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 41887, 125661, 209435, 293209, 628305, 879627, 1466045, 2052463, 4398135, 6157389, 10262315, 30786945]

約数ペア:

[(1, 30786945), (3, 10262315), (5, 6157389), (7, 4398135), (15, 2052463), (21, 1466045), (35, 879627), (49, 628305), (105, 293209), (147, 209435), (245, 125661), (735, 41887)]