388374819

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{253343}}^1$

素因数の和:253426

約数の個数: 16

約数和(自身を含む): 599918592

約数和(自身を除く): 211543773

約数列:

[1, 3, 7, 21, 73, 219, 511, 1533, 253343, 760029, 1773401, 5320203, 18494039, 55482117, 129458273, 388374819]

約数ペア:

[(1, 388374819), (3, 129458273), (7, 55482117), (21, 18494039), (73, 5320203), (219, 1773401), (511, 760029), (1533, 253343)]