72161775

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{45817}}^1$

素因数の和:45840

約数の個数: 36

約数和(自身を含む): 147717232

約数和(自身を除く): 75555457

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 175, 225, 315, 525, 1575, 45817, 137451, 229085, 320719, 412353, 687255, 962157, 1145425, 1603595, 2061765, 2886471, 3436275, 4810785, 8017975, 10308825, 14432355, 24053925, 72161775]

約数ペア:

[(1, 72161775), (3, 24053925), (5, 14432355), (7, 10308825), (9, 8017975), (15, 4810785), (21, 3436275), (25, 2886471), (35, 2061765), (45, 1603595), (63, 1145425), (75, 962157), (105, 687255), (175, 412353), (225, 320719), (315, 229085), (525, 137451), (1575, 45817)]