215015643

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{17789}}^1$

素因数の和:17891

約数の個数: 24

約数和(自身を含む): 333028800

約数和(自身を除く): 118013157

約数列:

[1, 3, 9, 17, 51, 79, 153, 237, 711, 1343, 4029, 12087, 17789, 53367, 160101, 302413, 907239, 1405331, 2721717, 4215993, 12647979, 23890627, 71671881, 215015643]

約数ペア:

[(1, 215015643), (3, 71671881), (9, 23890627), (17, 12647979), (51, 4215993), (79, 2721717), (153, 1405331), (237, 907239), (711, 302413), (1343, 160101), (4029, 53367), (12087, 17789)]