77688345

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{19997}}^1$

素因数の和:20049

約数の個数: 32

約数和(自身を含む): 145905408

約数和(自身を除く): 68217063

約数列:

[1, 3, 5, 7, 15, 21, 35, 37, 105, 111, 185, 259, 555, 777, 1295, 3885, 19997, 59991, 99985, 139979, 299955, 419937, 699895, 739889, 2099685, 2219667, 3699445, 5179223, 11098335, 15537669, 25896115, 77688345]

約数ペア:

[(1, 77688345), (3, 25896115), (5, 15537669), (7, 11098335), (15, 5179223), (21, 3699445), (35, 2219667), (37, 2099685), (105, 739889), (111, 699895), (185, 419937), (259, 299955), (555, 139979), (777, 99985), (1295, 59991), (3885, 19997)]