87420795

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{75689}}^1$

素因数の和:75715

約数の個数: 32

約数和(自身を含む): 174389760

約数和(自身を除く): 86968965

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 165, 231, 385, 1155, 75689, 227067, 378445, 529823, 832579, 1135335, 1589469, 2497737, 2649115, 4162895, 5828053, 7947345, 12488685, 17484159, 29140265, 87420795]

約数ペア:

[(1, 87420795), (3, 29140265), (5, 17484159), (7, 12488685), (11, 7947345), (15, 5828053), (21, 4162895), (33, 2649115), (35, 2497737), (55, 1589469), (77, 1135335), (105, 832579), (165, 529823), (231, 378445), (385, 227067), (1155, 75689)]