190097901

素因数分解:

$3^3\times 7^2\times {\mathrm{143687}}^1$

素因数の和:143710

約数の個数: 24

約数和(自身を含む): 327608640

約数和(自身を除く): 137510739

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 143687, 431061, 1005809, 1293183, 3017427, 3879549, 7040663, 9052281, 21121989, 27156843, 63365967, 190097901]

約数ペア:

[(1, 190097901), (3, 63365967), (7, 27156843), (9, 21121989), (21, 9052281), (27, 7040663), (49, 3879549), (63, 3017427), (147, 1293183), (189, 1005809), (441, 431061), (1323, 143687)]