15209493

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{131}}^1\times {\mathrm{229}}^1$

素因数の和:389

約数の個数: 24

約数和(自身を含む): 22223520

約数和(自身を除く): 7014027

約数列:

[1, 3, 13, 39, 131, 169, 229, 393, 507, 687, 1703, 2977, 5109, 8931, 22139, 29999, 38701, 66417, 89997, 116103, 389987, 1169961, 5069831, 15209493]

約数ペア:

[(1, 15209493), (3, 5069831), (13, 1169961), (39, 389987), (131, 116103), (169, 89997), (229, 66417), (393, 38701), (507, 29999), (687, 22139), (1703, 8931), (2977, 5109)]