1238211

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{557}}^1$

素因数の和:595

約数の個数: 24

約数和(自身を含む): 2031120

約数和(自身を除く): 792909

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 557, 741, 1671, 2223, 5013, 7241, 10583, 21723, 31749, 65169, 95247, 137579, 412737, 1238211]

約数ペア:

[(1, 1238211), (3, 412737), (9, 137579), (13, 95247), (19, 65169), (39, 31749), (57, 21723), (117, 10583), (171, 7241), (247, 5013), (557, 2223), (741, 1671)]