516559281

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{18047}}^1$

素因数の和:18133

約数の個数: 32

約数和(自身を含む): 831651840

約数和(自身を除く): 315092559

約数列:

[1, 3, 7, 21, 29, 47, 87, 141, 203, 329, 609, 987, 1363, 4089, 9541, 18047, 28623, 54141, 126329, 378987, 523363, 848209, 1570089, 2544627, 3663541, 5937463, 10990623, 17812389, 24598061, 73794183, 172186427, 516559281]

約数ペア:

[(1, 516559281), (3, 172186427), (7, 73794183), (21, 24598061), (29, 17812389), (47, 10990623), (87, 5937463), (141, 3663541), (203, 2544627), (329, 1570089), (609, 848209), (987, 523363), (1363, 378987), (4089, 126329), (9541, 54141), (18047, 28623)]