220888927

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{44887}}^1$

素因数の和:44950

約数の個数: 16

約数和(自身を含む): 272919040

約数和(自身を除く): 52030113

約数列:

[1, 7, 19, 37, 133, 259, 703, 4921, 44887, 314209, 852853, 1660819, 5969971, 11625733, 31555561, 220888927]

約数ペア:

[(1, 220888927), (7, 31555561), (19, 11625733), (37, 5969971), (133, 1660819), (259, 852853), (703, 314209), (4921, 44887)]