81352401

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67289}}^1$

素因数の和:67336

約数の個数: 16

約数和(自身を含む): 120583680

約数和(自身を除く): 39231279

約数列:

[1, 3, 13, 31, 39, 93, 403, 1209, 67289, 201867, 874757, 2085959, 2624271, 6257877, 27117467, 81352401]

約数ペア:

[(1, 81352401), (3, 27117467), (13, 6257877), (31, 2624271), (39, 2085959), (93, 874757), (403, 201867), (1209, 67289)]