2021629725

素因数分解:

$3^3\times 5^2\times {\mathrm{181}}^1\times {\mathrm{16547}}^1$

素因数の和:16747

約数の個数: 48

約数和(自身を含む): 3734552640

約数和(自身を除く): 1712922915

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 181, 225, 543, 675, 905, 1629, 2715, 4525, 4887, 8145, 13575, 16547, 24435, 40725, 49641, 82735, 122175, 148923, 248205, 413675, 446769, 744615, 1241025, 2233845, 2995007, 3723075, 8985021, 11169225, 14975035, 26955063, 44925105, 74875175, 80865189, 134775315, 224625525, 404325945, 673876575, 2021629725]

約数ペア:

[(1, 2021629725), (3, 673876575), (5, 404325945), (9, 224625525), (15, 134775315), (25, 80865189), (27, 74875175), (45, 44925105), (75, 26955063), (135, 14975035), (181, 11169225), (225, 8985021), (543, 3723075), (675, 2995007), (905, 2233845), (1629, 1241025), (2715, 744615), (4525, 446769), (4887, 413675), (8145, 248205), (13575, 148923), (16547, 122175), (24435, 82735), (40725, 49641)]