231525

素因数分解:

$3^3\times 5^2\times 7^3$

素因数の和:40

約数の個数: 48

約数和(自身を含む): 496000

約数和(自身を除く): 264475

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 49, 63, 75, 105, 135, 147, 175, 189, 225, 245, 315, 343, 441, 525, 675, 735, 945, 1029, 1225, 1323, 1575, 1715, 2205, 3087, 3675, 4725, 5145, 6615, 8575, 9261, 11025, 15435, 25725, 33075, 46305, 77175, 231525]

約数ペア:

[(1, 231525), (3, 77175), (5, 46305), (7, 33075), (9, 25725), (15, 15435), (21, 11025), (25, 9261), (27, 8575), (35, 6615), (45, 5145), (49, 4725), (63, 3675), (75, 3087), (105, 2205), (135, 1715), (147, 1575), (175, 1323), (189, 1225), (225, 1029), (245, 945), (315, 735), (343, 675), (441, 525)]