489465

素因数分解:

$3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:233

約数の個数: 24

約数和(自身を含む): 865800

約数和(自身を除く): 376335

約数列:

[1, 3, 5, 9, 15, 45, 73, 149, 219, 365, 447, 657, 745, 1095, 1341, 2235, 3285, 6705, 10877, 32631, 54385, 97893, 163155, 489465]

約数ペア:

[(1, 489465), (3, 163155), (5, 97893), (9, 54385), (15, 32631), (45, 10877), (73, 6705), (149, 3285), (219, 2235), (365, 1341), (447, 1095), (657, 745)]