28907354

素因数分解:

$2^1\times 7^3\times {\mathrm{42139}}^1$

素因数の和:42162

約数の個数: 16

約数和(自身を含む): 50568000

約数和(自身を除く): 21660646

約数列:

[1, 2, 7, 14, 49, 98, 343, 686, 42139, 84278, 294973, 589946, 2064811, 4129622, 14453677, 28907354]

約数ペア:

[(1, 28907354), (2, 14453677), (7, 4129622), (14, 2064811), (49, 589946), (98, 294973), (343, 84278), (686, 42139)]