256479441

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{73}}^2\times {\mathrm{263}}^1$

素因数の和:473

約数の個数: 24

約数和(自身を含む): 353745216

約数和(自身を除く): 97265775

約数列:

[1, 3, 61, 73, 183, 219, 263, 789, 4453, 5329, 13359, 15987, 16043, 19199, 48129, 57597, 325069, 975207, 1171139, 1401527, 3513417, 4204581, 85493147, 256479441]

約数ペア:

[(1, 256479441), (3, 85493147), (61, 4204581), (73, 3513417), (183, 1401527), (219, 1171139), (263, 975207), (789, 325069), (4453, 57597), (5329, 48129), (13359, 19199), (15987, 16043)]