1388349

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{353}}^1$

素因数の和:401

約数の個数: 24

約数和(自身を含む): 2208960

約数和(自身を除く): 820611

約数列:

[1, 3, 9, 19, 23, 57, 69, 171, 207, 353, 437, 1059, 1311, 3177, 3933, 6707, 8119, 20121, 24357, 60363, 73071, 154261, 462783, 1388349]

約数ペア:

[(1, 1388349), (3, 462783), (9, 154261), (19, 73071), (23, 60363), (57, 24357), (69, 20121), (171, 8119), (207, 6707), (353, 3933), (437, 3177), (1059, 1311)]