28166732013

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{78898409}}^1$

素因数の和:78898436

約数の個数: 16

約数和(自身を含む): 45445484160

約数和(自身を除く): 17278752147

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 78898409, 236695227, 552288863, 1341272953, 1656866589, 4023818859, 9388910671, 28166732013]

約数ペア:

[(1, 28166732013), (3, 9388910671), (7, 4023818859), (17, 1656866589), (21, 1341272953), (51, 552288863), (119, 236695227), (357, 78898409)]