28181734

素因数分解:

$2^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{13331}}^1$

素因数の和:13491

約数の個数: 16

約数和(自身を含む): 48635136

約数和(自身を除く): 20453402

約数列:

[1, 2, 7, 14, 151, 302, 1057, 2114, 13331, 26662, 93317, 186634, 2012981, 4025962, 14090867, 28181734]

約数ペア:

[(1, 28181734), (2, 14090867), (7, 4025962), (14, 2012981), (151, 186634), (302, 93317), (1057, 26662), (2114, 13331)]