2217756023

素因数分解:

$7^3\times {\mathrm{89}}^1\times {\mathrm{72649}}^1$

素因数の和:72759

約数の個数: 16

約数和(自身を含む): 2615400000

約数和(自身を除く): 397643977

約数列:

[1, 7, 49, 89, 343, 623, 4361, 30527, 72649, 508543, 3559801, 6465761, 24918607, 45260327, 316822289, 2217756023]

約数ペア:

[(1, 2217756023), (7, 316822289), (49, 45260327), (89, 24918607), (343, 6465761), (623, 3559801), (4361, 508543), (30527, 72649)]