416655

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1$

素因数の和:255

約数の個数: 24

約数和(自身を含む): 741312

約数和(自身を除く): 324657

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 197, 235, 423, 591, 705, 985, 1773, 2115, 2955, 8865, 9259, 27777, 46295, 83331, 138885, 416655]

約数ペア:

[(1, 416655), (3, 138885), (5, 83331), (9, 46295), (15, 27777), (45, 9259), (47, 8865), (141, 2955), (197, 2115), (235, 1773), (423, 985), (591, 705)]