16389639

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{11311}}^1$

素因数の和:11347

約数の個数: 24

約数和(自身を含む): 28234752

約数和(自身を除く): 11845113

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 11311, 33933, 79177, 101799, 237531, 260153, 712593, 780459, 1821071, 2341377, 5463213, 16389639]

約数ペア:

[(1, 16389639), (3, 5463213), (7, 2341377), (9, 1821071), (21, 780459), (23, 712593), (63, 260153), (69, 237531), (161, 101799), (207, 79177), (483, 33933), (1449, 11311)]