78883227

素因数分解:

$3^4\times {\mathrm{457}}^1\times {\mathrm{2131}}^1$

素因数の和:2600

約数の個数: 20

約数和(自身を含む): 118151176

約数和(自身を除く): 39267949

約数列:

[1, 3, 9, 27, 81, 457, 1371, 2131, 4113, 6393, 12339, 19179, 37017, 57537, 172611, 973867, 2921601, 8764803, 26294409, 78883227]

約数ペア:

[(1, 78883227), (3, 26294409), (9, 8764803), (27, 2921601), (81, 973867), (457, 172611), (1371, 57537), (2131, 37017), (4113, 19179), (6393, 12339)]