81386396

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{223589}}^1$

素因数の和:223613

約数の個数: 24

約数和(自身を含む): 175294560

約数和(自身を除く): 93908164

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 223589, 447178, 894356, 1565123, 2906657, 3130246, 5813314, 6260492, 11626628, 20346599, 40693198, 81386396]

約数ペア:

[(1, 81386396), (2, 40693198), (4, 20346599), (7, 11626628), (13, 6260492), (14, 5813314), (26, 3130246), (28, 2906657), (52, 1565123), (91, 894356), (182, 447178), (364, 223589)]