28608405

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{38923}}^1$

素因数の和:38945

約数の個数: 24

約数和(自身を含む): 53248032

約数和(自身を除く): 24639627

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 38923, 116769, 194615, 272461, 583845, 817383, 1362305, 1907227, 4086915, 5721681, 9536135, 28608405]

約数ペア:

[(1, 28608405), (3, 9536135), (5, 5721681), (7, 4086915), (15, 1907227), (21, 1362305), (35, 817383), (49, 583845), (105, 272461), (147, 194615), (245, 116769), (735, 38923)]