18086985

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{857}}^1$

素因数の和:942

約数の個数: 48

約数和(自身を含む): 36406656

約数和(自身を除く): 18319671

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 67, 105, 201, 315, 335, 469, 603, 857, 1005, 1407, 2345, 2571, 3015, 4221, 4285, 5999, 7035, 7713, 12855, 17997, 21105, 29995, 38565, 53991, 57419, 89985, 172257, 269955, 287095, 401933, 516771, 861285, 1205799, 2009665, 2583855, 3617397, 6028995, 18086985]

約数ペア:

[(1, 18086985), (3, 6028995), (5, 3617397), (7, 2583855), (9, 2009665), (15, 1205799), (21, 861285), (35, 516771), (45, 401933), (63, 287095), (67, 269955), (105, 172257), (201, 89985), (315, 57419), (335, 53991), (469, 38565), (603, 29995), (857, 21105), (1005, 17997), (1407, 12855), (2345, 7713), (2571, 7035), (3015, 5999), (4221, 4285)]