13438215

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1153}}^1$

素因数の和:1208

約数の個数: 48

約数和(自身を含む): 27363648

約数和(自身を除く): 13925433

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 37, 45, 63, 105, 111, 185, 259, 315, 333, 555, 777, 1153, 1295, 1665, 2331, 3459, 3885, 5765, 8071, 10377, 11655, 17295, 24213, 40355, 42661, 51885, 72639, 121065, 127983, 213305, 298627, 363195, 383949, 639915, 895881, 1493135, 1919745, 2687643, 4479405, 13438215]

約数ペア:

[(1, 13438215), (3, 4479405), (5, 2687643), (7, 1919745), (9, 1493135), (15, 895881), (21, 639915), (35, 383949), (37, 363195), (45, 298627), (63, 213305), (105, 127983), (111, 121065), (185, 72639), (259, 51885), (315, 42661), (333, 40355), (555, 24213), (777, 17295), (1153, 11655), (1295, 10377), (1665, 8071), (2331, 5765), (3459, 3885)]