10215121

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{509}}^1$

素因数の和:624

約数の個数: 16

約数和(自身を含む): 12142080

約数和(自身を除く): 1926959

約数列:

[1, 7, 47, 61, 329, 427, 509, 2867, 3563, 20069, 23923, 31049, 167461, 217343, 1459303, 10215121]

約数ペア:

[(1, 10215121), (7, 1459303), (47, 217343), (61, 167461), (329, 31049), (427, 23923), (509, 20069), (2867, 3563)]