201915431

素因数分解:

${\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{997}}^1$

素因数の和:1214

約数の個数: 16

約数和(自身を含む): 214609920

約数和(自身を除く): 12694489

約数列:

[1, 31, 47, 139, 997, 1457, 4309, 6533, 30907, 46859, 138583, 202523, 1452629, 4296073, 6513401, 201915431]

約数ペア:

[(1, 201915431), (31, 6513401), (47, 4296073), (139, 1452629), (997, 202523), (1457, 138583), (4309, 46859), (6533, 30907)]