71897031

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{911}}^1$

素因数の和:1036

約数の個数: 32

約数和(自身を含む): 110899200

約数和(自身を除く): 39002169

約数列:

[1, 3, 9, 27, 37, 79, 111, 237, 333, 711, 911, 999, 2133, 2733, 2923, 8199, 8769, 24597, 26307, 33707, 71969, 78921, 101121, 215907, 303363, 647721, 910089, 1943163, 2662853, 7988559, 23965677, 71897031]

約数ペア:

[(1, 71897031), (3, 23965677), (9, 7988559), (27, 2662853), (37, 1943163), (79, 910089), (111, 647721), (237, 303363), (333, 215907), (711, 101121), (911, 78921), (999, 71969), (2133, 33707), (2733, 26307), (2923, 24597), (8199, 8769)]