216820406

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{43037}}^1$

素因数の和:43279

約数の個数: 16

約数和(自身を含む): 356354640

約数和(自身を除く): 139534234

約数列:

[1, 2, 11, 22, 229, 458, 2519, 5038, 43037, 86074, 473407, 946814, 9855473, 19710946, 108410203, 216820406]

約数ペア:

[(1, 216820406), (2, 108410203), (11, 19710946), (22, 9855473), (229, 946814), (458, 473407), (2519, 86074), (5038, 43037)]