220928848

素因数分解:

$2^4\times 7^2\times {\mathrm{281797}}^1$

素因数の和:281819

約数の個数: 30

約数和(自身を含む): 497937066

約数和(自身を除く): 277008218

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 281797, 563594, 1127188, 1972579, 2254376, 3945158, 4508752, 7890316, 13808053, 15780632, 27616106, 31561264, 55232212, 110464424, 220928848]

約数ペア:

[(1, 220928848), (2, 110464424), (4, 55232212), (7, 31561264), (8, 27616106), (14, 15780632), (16, 13808053), (28, 7890316), (49, 4508752), (56, 3945158), (98, 2254376), (112, 1972579), (196, 1127188), (392, 563594), (784, 281797)]