31433493

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{521}}^1$

素因数の和:574

約数の個数: 48

約数和(自身を含む): 55022976

約数和(自身を除く): 23589483

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 91, 119, 169, 221, 273, 357, 507, 521, 663, 1183, 1547, 1563, 2873, 3549, 3647, 4641, 6773, 8619, 8857, 10941, 20111, 20319, 26571, 47411, 60333, 61999, 88049, 115141, 142233, 185997, 264147, 345423, 616343, 805987, 1496833, 1849029, 2417961, 4490499, 10477831, 31433493]

約数ペア:

[(1, 31433493), (3, 10477831), (7, 4490499), (13, 2417961), (17, 1849029), (21, 1496833), (39, 805987), (51, 616343), (91, 345423), (119, 264147), (169, 185997), (221, 142233), (273, 115141), (357, 88049), (507, 61999), (521, 60333), (663, 47411), (1183, 26571), (1547, 20319), (1563, 20111), (2873, 10941), (3549, 8857), (3647, 8619), (4641, 6773)]