515355

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:115

約数の個数: 32

約数和(自身を含む): 912384

約数和(自身を除く): 397029

約数列:

[1, 3, 5, 15, 17, 43, 47, 51, 85, 129, 141, 215, 235, 255, 645, 705, 731, 799, 2021, 2193, 2397, 3655, 3995, 6063, 10105, 10965, 11985, 30315, 34357, 103071, 171785, 515355]

約数ペア:

[(1, 515355), (3, 171785), (5, 103071), (15, 34357), (17, 30315), (43, 11985), (47, 10965), (51, 10105), (85, 6063), (129, 3995), (141, 3655), (215, 2397), (235, 2193), (255, 2021), (645, 799), (705, 731)]