168355327

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{809}}^1$

素因数の和:991

約数の個数: 24

約数和(自身を含む): 203886720

約数和(自身を除く): 35531393

約数列:

[1, 7, 31, 49, 137, 217, 809, 959, 1519, 4247, 5663, 6713, 25079, 29729, 39641, 110833, 175553, 208103, 775831, 1228871, 3435823, 5430817, 24050761, 168355327]

約数ペア:

[(1, 168355327), (7, 24050761), (31, 5430817), (49, 3435823), (137, 1228871), (217, 775831), (809, 208103), (959, 175553), (1519, 110833), (4247, 39641), (5663, 29729), (6713, 25079)]