31457958

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{499}}^1$

素因数の和:609

約数の個数: 64

約数和(自身を含む): 76800000

約数和(自身を除く): 45342042

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 79, 114, 133, 158, 237, 266, 399, 474, 499, 553, 798, 998, 1106, 1497, 1501, 1659, 2994, 3002, 3318, 3493, 4503, 6986, 9006, 9481, 10479, 10507, 18962, 20958, 21014, 28443, 31521, 39421, 56886, 63042, 66367, 78842, 118263, 132734, 199101, 236526, 275947, 398202, 551894, 748999, 827841, 1497998, 1655682, 2246997, 4493994, 5242993, 10485986, 15728979, 31457958]

約数ペア:

[(1, 31457958), (2, 15728979), (3, 10485986), (6, 5242993), (7, 4493994), (14, 2246997), (19, 1655682), (21, 1497998), (38, 827841), (42, 748999), (57, 551894), (79, 398202), (114, 275947), (133, 236526), (158, 199101), (237, 132734), (266, 118263), (399, 78842), (474, 66367), (499, 63042), (553, 56886), (798, 39421), (998, 31521), (1106, 28443), (1497, 21014), (1501, 20958), (1659, 18962), (2994, 10507), (3002, 10479), (3318, 9481), (3493, 9006), (4503, 6986)]