4431465

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:174

約数の個数: 48

約数和(自身を含む): 8311680

約数和(自身を除く): 3880215

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 71, 73, 95, 171, 213, 219, 285, 355, 365, 639, 657, 855, 1065, 1095, 1349, 1387, 3195, 3285, 4047, 4161, 5183, 6745, 6935, 12141, 12483, 15549, 20235, 20805, 25915, 46647, 60705, 62415, 77745, 98477, 233235, 295431, 492385, 886293, 1477155, 4431465]

約数ペア:

[(1, 4431465), (3, 1477155), (5, 886293), (9, 492385), (15, 295431), (19, 233235), (45, 98477), (57, 77745), (71, 62415), (73, 60705), (95, 46647), (171, 25915), (213, 20805), (219, 20235), (285, 15549), (355, 12483), (365, 12141), (639, 6935), (657, 6745), (855, 5183), (1065, 4161), (1095, 4047), (1349, 3285), (1387, 3195)]