201922991

素因数分解:

${\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1\times {\mathrm{1373}}^1$

素因数の和:1642

約数の個数: 16

約数和(自身を含む): 220213728

約数和(自身を除く): 18290737

約数列:

[1, 17, 41, 211, 697, 1373, 3587, 8651, 23341, 56293, 147067, 289703, 956981, 4924951, 11877823, 201922991]

約数ペア:

[(1, 201922991), (17, 11877823), (41, 4924951), (211, 956981), (697, 289703), (1373, 147067), (3587, 56293), (8651, 23341)]