123706895

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:180

約数の個数: 48

約数和(自身を含む): 173252352

約数和(自身を除く): 49545457

約数列:

[1, 5, 13, 29, 31, 65, 73, 145, 155, 365, 377, 403, 841, 899, 949, 1885, 2015, 2117, 2263, 4205, 4495, 4745, 10585, 10933, 11315, 11687, 26071, 27521, 29419, 54665, 58435, 61393, 65627, 130355, 137605, 147095, 306965, 328135, 338923, 798109, 853151, 1694615, 1903183, 3990545, 4265755, 9515915, 24741379, 123706895]

約数ペア:

[(1, 123706895), (5, 24741379), (13, 9515915), (29, 4265755), (31, 3990545), (65, 1903183), (73, 1694615), (145, 853151), (155, 798109), (365, 338923), (377, 328135), (403, 306965), (841, 147095), (899, 137605), (949, 130355), (1885, 65627), (2015, 61393), (2117, 58435), (2263, 54665), (4205, 29419), (4495, 27521), (4745, 26071), (10585, 11687), (10933, 11315)]