56520478

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{431}}^1$

素因数の和:505

約数の個数: 64

約数和(自身を含む): 111974400

約数和(自身を除く): 55453922

約数列:

[1, 2, 7, 14, 17, 19, 29, 34, 38, 58, 119, 133, 203, 238, 266, 323, 406, 431, 493, 551, 646, 862, 986, 1102, 2261, 3017, 3451, 3857, 4522, 6034, 6902, 7327, 7714, 8189, 9367, 12499, 14654, 16378, 18734, 24998, 51289, 57323, 65569, 87493, 102578, 114646, 131138, 139213, 174986, 212483, 237481, 278426, 424966, 474962, 974491, 1487381, 1662367, 1948982, 2974762, 3324734, 4037177, 8074354, 28260239, 56520478]

約数ペア:

[(1, 56520478), (2, 28260239), (7, 8074354), (14, 4037177), (17, 3324734), (19, 2974762), (29, 1948982), (34, 1662367), (38, 1487381), (58, 974491), (119, 474962), (133, 424966), (203, 278426), (238, 237481), (266, 212483), (323, 174986), (406, 139213), (431, 131138), (493, 114646), (551, 102578), (646, 87493), (862, 65569), (986, 57323), (1102, 51289), (2261, 24998), (3017, 18734), (3451, 16378), (3857, 14654), (4522, 12499), (6034, 9367), (6902, 8189), (7327, 7714)]