28396515

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{270443}}^1$

素因数の和:270458

約数の個数: 16

約数和(自身を含む): 51925248

約数和(自身を除く): 23528733

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 270443, 811329, 1352215, 1893101, 4056645, 5679303, 9465505, 28396515]

約数ペア:

[(1, 28396515), (3, 9465505), (5, 5679303), (7, 4056645), (15, 1893101), (21, 1352215), (35, 811329), (105, 270443)]