1990527

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1231}}^1$

素因数の和:1259

約数の個数: 24

約数和(自身を含む): 3370752

約数和(自身を除く): 1380225

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 539, 1231, 1617, 3693, 8617, 13541, 25851, 40623, 60319, 94787, 180957, 284361, 663509, 1990527]

約数ペア:

[(1, 1990527), (3, 663509), (7, 284361), (11, 180957), (21, 94787), (33, 60319), (49, 40623), (77, 25851), (147, 13541), (231, 8617), (539, 3693), (1231, 1617)]