28651027945

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{19827701}}^1$

素因数の和:19827740

約数の個数: 12

約数和(自身を含む): 36522627084

約数和(自身を除く): 7871599139

約数列:

[1, 5, 17, 85, 289, 1445, 19827701, 99138505, 337070917, 1685354585, 5730205589, 28651027945]

約数ペア:

[(1, 28651027945), (5, 5730205589), (17, 1685354585), (85, 337070917), (289, 99138505), (1445, 19827701)]