31720059

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{7297}}^1$

素因数の和:7336

約数の個数: 32

約数和(自身を含む): 56048640

約数和(自身を除く): 24328581

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 161, 189, 207, 483, 621, 1449, 4347, 7297, 21891, 51079, 65673, 153237, 167831, 197019, 459711, 503493, 1174817, 1379133, 1510479, 3524451, 4531437, 10573353, 31720059]

約数ペア:

[(1, 31720059), (3, 10573353), (7, 4531437), (9, 3524451), (21, 1510479), (23, 1379133), (27, 1174817), (63, 503493), (69, 459711), (161, 197019), (189, 167831), (207, 153237), (483, 65673), (621, 51079), (1449, 21891), (4347, 7297)]