89689730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{689921}}^1$

素因数の和:689941

約数の個数: 16

約数和(自身を含む): 173860344

約数和(自身を除く): 84170614

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 689921, 1379842, 3449605, 6899210, 8968973, 17937946, 44844865, 89689730]

約数ペア:

[(1, 89689730), (2, 44844865), (5, 17937946), (10, 8968973), (13, 6899210), (26, 3449605), (65, 1379842), (130, 689921)]