215878874

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{247001}}^1$

素因数の和:247045

約数の個数: 16

約数和(自身を含む): 355682880

約数和(自身を除く): 139804006

約数列:

[1, 2, 19, 23, 38, 46, 437, 874, 247001, 494002, 4693019, 5681023, 9386038, 11362046, 107939437, 215878874]

約数ペア:

[(1, 215878874), (2, 107939437), (19, 11362046), (23, 9386038), (38, 5681023), (46, 4693019), (437, 494002), (874, 247001)]