778864851

素因数分解:

$3^2\times {\mathrm{659}}^1\times {\mathrm{131321}}^1$

素因数の和:131986

約数の個数: 12

約数和(自身を含む): 1126742760

約数和(自身を除く): 347877909

約数列:

[1, 3, 9, 659, 1977, 5931, 131321, 393963, 1181889, 86540539, 259621617, 778864851]

約数ペア:

[(1, 778864851), (3, 259621617), (9, 86540539), (659, 1181889), (1977, 393963), (5931, 131321)]