72315999

素因数分解:

$3^2\times 7^1\times {\mathrm{307}}^1\times {\mathrm{3739}}^1$

素因数の和:4059

約数の個数: 24

約数和(自身を含む): 119799680

約数和(自身を除く): 47483681

約数列:

[1, 3, 7, 9, 21, 63, 307, 921, 2149, 2763, 3739, 6447, 11217, 19341, 26173, 33651, 78519, 235557, 1147873, 3443619, 8035111, 10330857, 24105333, 72315999]

約数ペア:

[(1, 72315999), (3, 24105333), (7, 10330857), (9, 8035111), (21, 3443619), (63, 1147873), (307, 235557), (921, 78519), (2149, 33651), (2763, 26173), (3739, 19341), (6447, 11217)]