28751471

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{307}}^1\times {\mathrm{787}}^1$

素因数の和:1118

約数の個数: 16

約数和(自身を含む): 34949376

約数和(自身を除く): 6197905

約数列:

[1, 7, 17, 119, 307, 787, 2149, 5219, 5509, 13379, 36533, 93653, 241609, 1691263, 4107353, 28751471]

約数ペア:

[(1, 28751471), (7, 4107353), (17, 1691263), (119, 241609), (307, 93653), (787, 36533), (2149, 13379), (5219, 5509)]