2199665817

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{449}}^1\times {\mathrm{12659}}^1$

素因数の和:13157

約数の個数: 24

約数和(自身を含む): 3258684000

約数和(自身を除く): 1059018183

約数列:

[1, 3, 9, 43, 129, 387, 449, 1347, 4041, 12659, 19307, 37977, 57921, 113931, 173763, 544337, 1633011, 4899033, 5683891, 17051673, 51155019, 244407313, 733221939, 2199665817]

約数ペア:

[(1, 2199665817), (3, 733221939), (9, 244407313), (43, 51155019), (129, 17051673), (387, 5683891), (449, 4899033), (1347, 1633011), (4041, 544337), (12659, 173763), (19307, 113931), (37977, 57921)]