90638210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{697217}}^1$

素因数の和:697237

約数の個数: 16

約数和(自身を含む): 175698936

約数和(自身を除く): 85060726

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 697217, 1394434, 3486085, 6972170, 9063821, 18127642, 45319105, 90638210]

約数ペア:

[(1, 90638210), (2, 45319105), (5, 18127642), (10, 9063821), (13, 6972170), (26, 3486085), (65, 1394434), (130, 697217)]