87656685

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{1439}}^1$

素因数の和:1609

約数の個数: 32

約数和(自身を含む): 145981440

約数和(自身を除く): 58324755

約数列:

[1, 3, 5, 15, 31, 93, 131, 155, 393, 465, 655, 1439, 1965, 4061, 4317, 7195, 12183, 20305, 21585, 44609, 60915, 133827, 188509, 223045, 565527, 669135, 942545, 2827635, 5843779, 17531337, 29218895, 87656685]

約数ペア:

[(1, 87656685), (3, 29218895), (5, 17531337), (15, 5843779), (31, 2827635), (93, 942545), (131, 669135), (155, 565527), (393, 223045), (465, 188509), (655, 133827), (1439, 60915), (1965, 44609), (4061, 21585), (4317, 20305), (7195, 12183)]