2103130215

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{547}}^1\times {\mathrm{1987}}^1$

素因数の和:2588

約数の個数: 48

約数和(自身を含む): 3738903168

約数和(自身を除く): 1635772953

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 547, 645, 1641, 1935, 1987, 2735, 4923, 5961, 8205, 9935, 17883, 23521, 24615, 29805, 70563, 85441, 89415, 117605, 211689, 256323, 352815, 427205, 768969, 1058445, 1086889, 1281615, 3260667, 3844845, 5434445, 9782001, 16303335, 46736227, 48910005, 140208681, 233681135, 420626043, 701043405, 2103130215]

約数ペア:

[(1, 2103130215), (3, 701043405), (5, 420626043), (9, 233681135), (15, 140208681), (43, 48910005), (45, 46736227), (129, 16303335), (215, 9782001), (387, 5434445), (547, 3844845), (645, 3260667), (1641, 1281615), (1935, 1086889), (1987, 1058445), (2735, 768969), (4923, 427205), (5961, 352815), (8205, 256323), (9935, 211689), (17883, 117605), (23521, 89415), (24615, 85441), (29805, 70563)]