86881465

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{397}}^1$

素因数の和:609

約数の個数: 32

約数和(自身を含む): 119667456

約数和(自身を除く): 32785991

約数列:

[1, 5, 11, 23, 55, 115, 173, 253, 397, 865, 1265, 1903, 1985, 3979, 4367, 9131, 9515, 19895, 21835, 43769, 45655, 68681, 100441, 218845, 343405, 502205, 755491, 1579663, 3777455, 7898315, 17376293, 86881465]

約数ペア:

[(1, 86881465), (5, 17376293), (11, 7898315), (23, 3777455), (55, 1579663), (115, 755491), (173, 502205), (253, 343405), (397, 218845), (865, 100441), (1265, 68681), (1903, 45655), (1985, 43769), (3979, 21835), (4367, 19895), (9131, 9515)]