215226905

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{5843}}^1$

素因数の和:6040

約数の個数: 16

約数和(自身を含む): 265083840

約数和(自身を除く): 49856935

約数列:

[1, 5, 53, 139, 265, 695, 5843, 7367, 29215, 36835, 309679, 812177, 1548395, 4060885, 43045381, 215226905]

約数ペア:

[(1, 215226905), (5, 43045381), (53, 4060885), (139, 1548395), (265, 812177), (695, 309679), (5843, 36835), (7367, 29215)]