72810339

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{1129}}^1$

素因数の和:1259

約数の個数: 32

約数和(自身を含む): 115422720

約数和(自身を除く): 42612381

約数列:

[1, 3, 7, 21, 37, 83, 111, 249, 259, 581, 777, 1129, 1743, 3071, 3387, 7903, 9213, 21497, 23709, 41773, 64491, 93707, 125319, 281121, 292411, 655949, 877233, 1967847, 3467159, 10401477, 24270113, 72810339]

約数ペア:

[(1, 72810339), (3, 24270113), (7, 10401477), (21, 3467159), (37, 1967847), (83, 877233), (111, 655949), (249, 292411), (259, 281121), (581, 125319), (777, 93707), (1129, 64491), (1743, 41773), (3071, 23709), (3387, 21497), (7903, 9213)]