204767997

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{513203}}^1$

素因数の和:513232

約数の個数: 16

約数和(自身を含む): 328450560

約数和(自身を除く): 123682563

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 513203, 1539609, 3592421, 9750857, 10777263, 29252571, 68255999, 204767997]

約数ペア:

[(1, 204767997), (3, 68255999), (7, 29252571), (19, 10777263), (21, 9750857), (57, 3592421), (133, 1539609), (399, 513203)]