71320235441

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{805487}}^1$

素因数の和:805653

約数の個数: 24

約数和(自身を含む): 89989119360

約数和(自身を除く): 18668883919

約数列:

[1, 7, 13, 49, 91, 139, 637, 973, 1807, 6811, 12649, 88543, 805487, 5638409, 10471331, 39468863, 73299317, 111962693, 513095219, 783738851, 1455515009, 5486171957, 10188605063, 71320235441]

約数ペア:

[(1, 71320235441), (7, 10188605063), (13, 5486171957), (49, 1455515009), (91, 783738851), (139, 513095219), (637, 111962693), (973, 73299317), (1807, 39468863), (6811, 10471331), (12649, 5638409), (88543, 805487)]