28152705

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{38303}}^1$

素因数の和:38325

約数の個数: 24

約数和(自身を含む): 52399872

約数和(自身を除く): 24247167

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 38303, 114909, 191515, 268121, 574545, 804363, 1340605, 1876847, 4021815, 5630541, 9384235, 28152705]

約数ペア:

[(1, 28152705), (3, 9384235), (5, 5630541), (7, 4021815), (15, 1876847), (21, 1340605), (35, 804363), (49, 574545), (105, 268121), (147, 191515), (245, 114909), (735, 38303)]