72037771

素因数分解:

${\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{431}}^1$

素因数の和:523

約数の個数: 24

約数和(自身を含む): 83483136

約数和(自身を除く): 11445365

約数列:

[1, 13, 23, 43, 169, 299, 431, 559, 989, 3887, 5603, 7267, 9913, 12857, 18533, 72839, 128869, 167141, 240929, 426259, 1675297, 3132077, 5541367, 72037771]

約数ペア:

[(1, 72037771), (13, 5541367), (23, 3132077), (43, 1675297), (169, 426259), (299, 240929), (431, 167141), (559, 128869), (989, 72839), (3887, 18533), (5603, 12857), (7267, 9913)]