81479496

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{11279}}^1$

素因数の和:11338

約数の個数: 64

約数和(自身を含む): 238233600

約数和(自身を除く): 156754104

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 43, 56, 84, 86, 129, 168, 172, 258, 301, 344, 516, 602, 903, 1032, 1204, 1806, 2408, 3612, 7224, 11279, 22558, 33837, 45116, 67674, 78953, 90232, 135348, 157906, 236859, 270696, 315812, 473718, 484997, 631624, 947436, 969994, 1454991, 1894872, 1939988, 2909982, 3394979, 3879976, 5819964, 6789958, 10184937, 11639928, 13579916, 20369874, 27159832, 40739748, 81479496]

約数ペア:

[(1, 81479496), (2, 40739748), (3, 27159832), (4, 20369874), (6, 13579916), (7, 11639928), (8, 10184937), (12, 6789958), (14, 5819964), (21, 3879976), (24, 3394979), (28, 2909982), (42, 1939988), (43, 1894872), (56, 1454991), (84, 969994), (86, 947436), (129, 631624), (168, 484997), (172, 473718), (258, 315812), (301, 270696), (344, 236859), (516, 157906), (602, 135348), (903, 90232), (1032, 78953), (1204, 67674), (1806, 45116), (2408, 33837), (3612, 22558), (7224, 11279)]