16023015

素因数分解:

$3^4\times 5^1\times {\mathrm{39563}}^1$

素因数の和:39580

約数の個数: 20

約数和(自身を含む): 28723464

約数和(自身を除く): 12700449

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 39563, 118689, 197815, 356067, 593445, 1068201, 1780335, 3204603, 5341005, 16023015]

約数ペア:

[(1, 16023015), (3, 5341005), (5, 3204603), (9, 1780335), (15, 1068201), (27, 593445), (45, 356067), (81, 197815), (135, 118689), (405, 39563)]