87621898

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{68777}}^1$

素因数の和:68806

約数の個数: 24

約数和(自身を含む): 164654532

約数和(自身を除く): 77032634

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 182, 637, 1274, 68777, 137554, 481439, 894101, 962878, 1788202, 3370073, 6258707, 6740146, 12517414, 43810949, 87621898]

約数ペア:

[(1, 87621898), (2, 43810949), (7, 12517414), (13, 6740146), (14, 6258707), (26, 3370073), (49, 1788202), (91, 962878), (98, 894101), (182, 481439), (637, 137554), (1274, 68777)]