77816685

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{1993}}^1$

素因数の和:2157

約数の個数: 32

約数和(自身を含む): 132082560

約数和(自身を除く): 54265875

約数列:

[1, 3, 5, 15, 19, 57, 95, 137, 285, 411, 685, 1993, 2055, 2603, 5979, 7809, 9965, 13015, 29895, 37867, 39045, 113601, 189335, 273041, 568005, 819123, 1365205, 4095615, 5187779, 15563337, 25938895, 77816685]

約数ペア:

[(1, 77816685), (3, 25938895), (5, 15563337), (15, 5187779), (19, 4095615), (57, 1365205), (95, 819123), (137, 568005), (285, 273041), (411, 189335), (685, 113601), (1993, 39045), (2055, 37867), (2603, 29895), (5979, 13015), (7809, 9965)]