38181213

素因数分解:

$3^4\times 7^1\times {\mathrm{67339}}^1$

素因数の和:67358

約数の個数: 20

約数和(自身を含む): 65185120

約数和(自身を除く): 27003907

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 67339, 202017, 471373, 606051, 1414119, 1818153, 4242357, 5454459, 12727071, 38181213]

約数ペア:

[(1, 38181213), (3, 12727071), (7, 5454459), (9, 4242357), (21, 1818153), (27, 1414119), (63, 606051), (81, 471373), (189, 202017), (567, 67339)]