88891131

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{233}}^1\times {\mathrm{491}}^1$

素因数の和:771

約数の個数: 32

約数和(自身を含む): 139995648

約数和(自身を除く): 51104517

約数列:

[1, 3, 7, 21, 37, 111, 233, 259, 491, 699, 777, 1473, 1631, 3437, 4893, 8621, 10311, 18167, 25863, 54501, 60347, 114403, 127169, 181041, 343209, 381507, 800821, 2402463, 4232911, 12698733, 29630377, 88891131]

約数ペア:

[(1, 88891131), (3, 29630377), (7, 12698733), (21, 4232911), (37, 2402463), (111, 800821), (233, 381507), (259, 343209), (491, 181041), (699, 127169), (777, 114403), (1473, 60347), (1631, 54501), (3437, 25863), (4893, 18167), (8621, 10311)]