51869649

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{263}}^1\times {\mathrm{389}}^1$

素因数の和:681

約数の個数: 24

約数和(自身を含む): 75366720

約数和(自身を除く): 23497071

約数列:

[1, 3, 13, 39, 169, 263, 389, 507, 789, 1167, 3419, 5057, 10257, 15171, 44447, 65741, 102307, 133341, 197223, 306921, 1329991, 3989973, 17289883, 51869649]

約数ペア:

[(1, 51869649), (3, 17289883), (13, 3989973), (39, 1329991), (169, 306921), (263, 197223), (389, 133341), (507, 102307), (789, 65741), (1167, 44447), (3419, 15171), (5057, 10257)]