16261749

素因数分解:

$3^3\times 7^1\times {\mathrm{139}}^1\times {\mathrm{619}}^1$

素因数の和:774

約数の個数: 32

約数和(自身を含む): 27776000

約数和(自身を除く): 11514251

約数列:

[1, 3, 7, 9, 21, 27, 63, 139, 189, 417, 619, 973, 1251, 1857, 2919, 3753, 4333, 5571, 8757, 12999, 16713, 26271, 38997, 86041, 116991, 258123, 602287, 774369, 1806861, 2323107, 5420583, 16261749]

約数ペア:

[(1, 16261749), (3, 5420583), (7, 2323107), (9, 1806861), (21, 774369), (27, 602287), (63, 258123), (139, 116991), (189, 86041), (417, 38997), (619, 26271), (973, 16713), (1251, 12999), (1857, 8757), (2919, 5571), (3753, 4333)]