200917778889

素因数分解:

$3^1\times {\mathrm{491}}^1\times {\mathrm{2851}}^1\times {\mathrm{47843}}^1$

素因数の和:51188

約数の個数: 16

約数和(自身を含む): 268535741184

約数和(自身を除く): 67617962295

約数列:

[1, 3, 491, 1473, 2851, 8553, 47843, 143529, 1399841, 4199523, 23490913, 70472739, 136400393, 409201179, 66972592963, 200917778889]

約数ペア:

[(1, 200917778889), (3, 66972592963), (491, 409201179), (1473, 136400393), (2851, 70472739), (8553, 23490913), (47843, 4199523), (143529, 1399841)]