68722017

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{1811}}^1$

素因数の和:1973

約数の個数: 32

約数和(自身を含む): 113648640

約数和(自身を除く): 44926623

約数列:

[1, 3, 7, 13, 21, 39, 91, 139, 273, 417, 973, 1807, 1811, 2919, 5421, 5433, 12649, 12677, 23543, 37947, 38031, 70629, 164801, 251729, 494403, 755187, 1762103, 3272477, 5286309, 9817431, 22907339, 68722017]

約数ペア:

[(1, 68722017), (3, 22907339), (7, 9817431), (13, 5286309), (21, 3272477), (39, 1762103), (91, 755187), (139, 494403), (273, 251729), (417, 164801), (973, 70629), (1807, 38031), (1811, 37947), (2919, 23543), (5421, 12677), (5433, 12649)]