30887577

素因数分解:

$3^2\times 7^1\times {\mathrm{307}}^1\times {\mathrm{1597}}^1$

素因数の和:1917

約数の個数: 24

約数和(自身を含む): 51187136

約数和(自身を除く): 20299559

約数列:

[1, 3, 7, 9, 21, 63, 307, 921, 1597, 2149, 2763, 4791, 6447, 11179, 14373, 19341, 33537, 100611, 490279, 1470837, 3431953, 4412511, 10295859, 30887577]

約数ペア:

[(1, 30887577), (3, 10295859), (7, 4412511), (9, 3431953), (21, 1470837), (63, 490279), (307, 100611), (921, 33537), (1597, 19341), (2149, 14373), (2763, 11179), (4791, 6447)]