81288895051

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{2216587}}^1$

素因数の和:2216651

約数の個数: 24

約数和(自身を含む): 103842714624

約数和(自身を除く): 22553819573

約数列:

[1, 7, 13, 31, 91, 169, 217, 403, 1183, 2821, 5239, 36673, 2216587, 15516109, 28815631, 68714197, 201709417, 374603203, 480999379, 893284561, 2622222421, 6252991927, 11612699293, 81288895051]

約数ペア:

[(1, 81288895051), (7, 11612699293), (13, 6252991927), (31, 2622222421), (91, 893284561), (169, 480999379), (217, 374603203), (403, 201709417), (1183, 68714197), (2821, 28815631), (5239, 15516109), (36673, 2216587)]