1671969

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{997}}^1$

素因数の和:1056

約数の個数: 16

約数和(自身を含む): 2459072

約数和(自身を除く): 787103

約数列:

[1, 3, 13, 39, 43, 129, 559, 997, 1677, 2991, 12961, 38883, 42871, 128613, 557323, 1671969]

約数ペア:

[(1, 1671969), (3, 557323), (13, 128613), (39, 42871), (43, 38883), (129, 12961), (559, 2991), (997, 1677)]