2685406437

素因数分解:

$3^2\times 7^2\times {\mathrm{821}}^1\times {\mathrm{7417}}^1$

素因数の和:8258

約数の個数: 36

約数和(自身を含む): 4518318636

約数和(自身を除く): 1832912199

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 821, 2463, 5747, 7389, 7417, 17241, 22251, 40229, 51723, 51919, 66753, 120687, 155757, 362061, 363433, 467271, 1090299, 3270897, 6089357, 18268071, 42625499, 54804213, 127876497, 298378493, 383629491, 895135479, 2685406437]

約数ペア:

[(1, 2685406437), (3, 895135479), (7, 383629491), (9, 298378493), (21, 127876497), (49, 54804213), (63, 42625499), (147, 18268071), (441, 6089357), (821, 3270897), (2463, 1090299), (5747, 467271), (7389, 363433), (7417, 362061), (17241, 155757), (22251, 120687), (40229, 66753), (51723, 51919)]