38190789

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{211}}^1$

素因数の和:267

約数の個数: 72

約数和(自身を含む): 72626112

約数和(自身を除く): 34435323

約数列:

[1, 3, 7, 9, 13, 17, 21, 39, 51, 63, 91, 117, 119, 153, 169, 211, 221, 273, 357, 507, 633, 663, 819, 1071, 1183, 1477, 1521, 1547, 1899, 1989, 2743, 2873, 3549, 3587, 4431, 4641, 8229, 8619, 10647, 10761, 13293, 13923, 19201, 20111, 24687, 25109, 25857, 32283, 35659, 46631, 57603, 60333, 75327, 106977, 139893, 172809, 180999, 225981, 249613, 320931, 326417, 419679, 606203, 748839, 979251, 1818609, 2246517, 2937753, 4243421, 5455827, 12730263, 38190789]

約数ペア:

[(1, 38190789), (3, 12730263), (7, 5455827), (9, 4243421), (13, 2937753), (17, 2246517), (21, 1818609), (39, 979251), (51, 748839), (63, 606203), (91, 419679), (117, 326417), (119, 320931), (153, 249613), (169, 225981), (211, 180999), (221, 172809), (273, 139893), (357, 106977), (507, 75327), (633, 60333), (663, 57603), (819, 46631), (1071, 35659), (1183, 32283), (1477, 25857), (1521, 25109), (1547, 24687), (1899, 20111), (1989, 19201), (2743, 13923), (2873, 13293), (3549, 10761), (3587, 10647), (4431, 8619), (4641, 8229)]