157220781

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{18899}}^1$

素因数の和:19008

約数の個数: 16

約数和(自身を含む): 217728000

約数和(自身を除く): 60507219

約数列:

[1, 3, 47, 59, 141, 177, 2773, 8319, 18899, 56697, 888253, 1115041, 2664759, 3345123, 52406927, 157220781]

約数ペア:

[(1, 157220781), (3, 52406927), (47, 3345123), (59, 2664759), (141, 1115041), (177, 888253), (2773, 56697), (8319, 18899)]