82438335

素因数分解:

$3^2\times 5^1\times 7^5\times {\mathrm{109}}^1$

素因数の和:155

約数の個数: 72

約数和(自身を含む): 168236640

約数和(自身を除く): 85798305

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 109, 147, 245, 315, 327, 343, 441, 545, 735, 763, 981, 1029, 1635, 1715, 2205, 2289, 2401, 3087, 3815, 4905, 5145, 5341, 6867, 7203, 11445, 12005, 15435, 16023, 16807, 21609, 26705, 34335, 36015, 37387, 48069, 50421, 80115, 84035, 108045, 112161, 151263, 186935, 240345, 252105, 261709, 336483, 560805, 756315, 785127, 1308545, 1682415, 1831963, 2355381, 3925635, 5495889, 9159815, 11776905, 16487667, 27479445, 82438335]

約数ペア:

[(1, 82438335), (3, 27479445), (5, 16487667), (7, 11776905), (9, 9159815), (15, 5495889), (21, 3925635), (35, 2355381), (45, 1831963), (49, 1682415), (63, 1308545), (105, 785127), (109, 756315), (147, 560805), (245, 336483), (315, 261709), (327, 252105), (343, 240345), (441, 186935), (545, 151263), (735, 112161), (763, 108045), (981, 84035), (1029, 80115), (1635, 50421), (1715, 48069), (2205, 37387), (2289, 36015), (2401, 34335), (3087, 26705), (3815, 21609), (4905, 16807), (5145, 16023), (5341, 15435), (6867, 12005), (7203, 11445)]