491116769

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{271}}^1$

素因数の和:366

約数の個数: 64

約数和(自身を含む): 658022400

約数和(自身を除く): 166905631

約数列:

[1, 11, 13, 19, 23, 29, 143, 209, 247, 253, 271, 299, 319, 377, 437, 551, 667, 2717, 2981, 3289, 3523, 4147, 4807, 5149, 5681, 6061, 6233, 7163, 7337, 7859, 8671, 12673, 38753, 56639, 62491, 66937, 68563, 78793, 81029, 86449, 95381, 102167, 118427, 139403, 149321, 164749, 180757, 736307, 891319, 1123837, 1302697, 1539551, 1642531, 1812239, 1941173, 1988327, 2349841, 3434383, 16935061, 21352903, 25848251, 37778213, 44646979, 491116769]

約数ペア:

[(1, 491116769), (11, 44646979), (13, 37778213), (19, 25848251), (23, 21352903), (29, 16935061), (143, 3434383), (209, 2349841), (247, 1988327), (253, 1941173), (271, 1812239), (299, 1642531), (319, 1539551), (377, 1302697), (437, 1123837), (551, 891319), (667, 736307), (2717, 180757), (2981, 164749), (3289, 149321), (3523, 139403), (4147, 118427), (4807, 102167), (5149, 95381), (5681, 86449), (6061, 81029), (6233, 78793), (7163, 68563), (7337, 66937), (7859, 62491), (8671, 56639), (12673, 38753)]