1994013

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1021}}^1$

素因数の和:1065

約数の個数: 24

約数和(自身を含む): 3401216

約数和(自身を除く): 1407203

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1021, 1953, 3063, 7147, 9189, 21441, 31651, 64323, 94953, 221557, 284859, 664671, 1994013]

約数ペア:

[(1, 1994013), (3, 664671), (7, 284859), (9, 221557), (21, 94953), (31, 64323), (63, 31651), (93, 21441), (217, 9189), (279, 7147), (651, 3063), (1021, 1953)]