1214505

素因数分解:

$3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{197}}^1$

素因数の和:345

約数の個数: 24

約数和(自身を含む): 2131272

約数和(自身を除く): 916767

約数列:

[1, 3, 5, 9, 15, 45, 137, 197, 411, 591, 685, 985, 1233, 1773, 2055, 2955, 6165, 8865, 26989, 80967, 134945, 242901, 404835, 1214505]

約数ペア:

[(1, 1214505), (3, 404835), (5, 242901), (9, 134945), (15, 80967), (45, 26989), (137, 8865), (197, 6165), (411, 2955), (591, 2055), (685, 1773), (985, 1233)]