142488129

素因数分解:

$3^1\times 7^2\times {\mathrm{617}}^1\times {\mathrm{1571}}^1$

素因数の和:2205

約数の個数: 24

約数和(自身を含む): 221501088

約数和(自身を除く): 79012959

約数列:

[1, 3, 7, 21, 49, 147, 617, 1571, 1851, 4319, 4713, 10997, 12957, 30233, 32991, 76979, 90699, 230937, 969307, 2907921, 6785149, 20355447, 47496043, 142488129]

約数ペア:

[(1, 142488129), (3, 47496043), (7, 20355447), (21, 6785149), (49, 2907921), (147, 969307), (617, 230937), (1571, 90699), (1851, 76979), (4319, 32991), (4713, 30233), (10997, 12957)]