133281645

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{20809}}^1$

素因数の和:20885

約数の個数: 32

約数和(自身を含む): 247722240

約数和(自身を除く): 114440595

約数列:

[1, 3, 5, 7, 15, 21, 35, 61, 105, 183, 305, 427, 915, 1281, 2135, 6405, 20809, 62427, 104045, 145663, 312135, 436989, 728315, 1269349, 2184945, 3808047, 6346745, 8885443, 19040235, 26656329, 44427215, 133281645]

約数ペア:

[(1, 133281645), (3, 44427215), (5, 26656329), (7, 19040235), (15, 8885443), (21, 6346745), (35, 3808047), (61, 2184945), (105, 1269349), (183, 728315), (305, 436989), (427, 312135), (915, 145663), (1281, 104045), (2135, 62427), (6405, 20809)]