219096507

素因数分解:

$3^1\times 7^1\times {\mathrm{557}}^1\times {\mathrm{18731}}^1$

素因数の和:19298

約数の個数: 16

約数和(自身を含む): 334478592

約数和(自身を除く): 115382085

約数列:

[1, 3, 7, 21, 557, 1671, 3899, 11697, 18731, 56193, 131117, 393351, 10433167, 31299501, 73032169, 219096507]

約数ペア:

[(1, 219096507), (3, 73032169), (7, 31299501), (21, 10433167), (557, 393351), (1671, 131117), (3899, 56193), (11697, 18731)]