8987923

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:203

約数の個数: 24

約数和(自身を含む): 11082624

約数和(自身を除く): 2094701

約数列:

[1, 7, 31, 49, 61, 97, 217, 427, 679, 1519, 1891, 2989, 3007, 4753, 5917, 13237, 21049, 41419, 92659, 147343, 183427, 289933, 1283989, 8987923]

約数ペア:

[(1, 8987923), (7, 1283989), (31, 289933), (49, 183427), (61, 147343), (97, 92659), (217, 41419), (427, 21049), (679, 13237), (1519, 5917), (1891, 4753), (2989, 3007)]