13778545

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{379}}^1\times {\mathrm{661}}^1$

素因数の和:1056

約数の個数: 16

約数和(自身を含む): 18112320

約数和(自身を除く): 4333775

約数列:

[1, 5, 11, 55, 379, 661, 1895, 3305, 4169, 7271, 20845, 36355, 250519, 1252595, 2755709, 13778545]

約数ペア:

[(1, 13778545), (5, 2755709), (11, 1252595), (55, 250519), (379, 36355), (661, 20845), (1895, 7271), (3305, 4169)]