990368210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7618217}}^1$

素因数の和:7618237

約数の個数: 16

約数和(自身を含む): 1919790936

約数和(自身を除く): 929422726

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 7618217, 15236434, 38091085, 76182170, 99036821, 198073642, 495184105, 990368210]

約数ペア:

[(1, 990368210), (2, 495184105), (5, 198073642), (10, 99036821), (13, 76182170), (26, 38091085), (65, 15236434), (130, 7618217)]