7271205

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{823}}^1$

素因数の和:881

約数の個数: 32

約数和(自身を含む): 12656640

約数和(自身を除く): 5385435

約数列:

[1, 3, 5, 15, 19, 31, 57, 93, 95, 155, 285, 465, 589, 823, 1767, 2469, 2945, 4115, 8835, 12345, 15637, 25513, 46911, 76539, 78185, 127565, 234555, 382695, 484747, 1454241, 2423735, 7271205]

約数ペア:

[(1, 7271205), (3, 2423735), (5, 1454241), (15, 484747), (19, 382695), (31, 234555), (57, 127565), (93, 78185), (95, 76539), (155, 46911), (285, 25513), (465, 15637), (589, 12345), (823, 8835), (1767, 4115), (2469, 2945)]