71581347

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{907}}^1$

素因数の和:1032

約数の個数: 32

約数和(自身を含む): 110412800

約数和(自身を除く): 38831453

約数列:

[1, 3, 9, 27, 37, 79, 111, 237, 333, 711, 907, 999, 2133, 2721, 2923, 8163, 8769, 24489, 26307, 33559, 71653, 78921, 100677, 214959, 302031, 644877, 906093, 1934631, 2651161, 7953483, 23860449, 71581347]

約数ペア:

[(1, 71581347), (3, 23860449), (9, 7953483), (27, 2651161), (37, 1934631), (79, 906093), (111, 644877), (237, 302031), (333, 214959), (711, 100677), (907, 78921), (999, 71653), (2133, 33559), (2721, 26307), (2923, 24489), (8163, 8769)]