40664541

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{353}}^1$

素因数の和:465

約数の個数: 32

約数和(自身を含む): 59811840

約数和(自身を除く): 19147299

約数列:

[1, 3, 19, 43, 47, 57, 129, 141, 353, 817, 893, 1059, 2021, 2451, 2679, 6063, 6707, 15179, 16591, 20121, 38399, 45537, 49773, 115197, 288401, 315229, 713413, 865203, 945687, 2140239, 13554847, 40664541]

約数ペア:

[(1, 40664541), (3, 13554847), (19, 2140239), (43, 945687), (47, 865203), (57, 713413), (129, 315229), (141, 288401), (353, 115197), (817, 49773), (893, 45537), (1059, 38399), (2021, 20121), (2451, 16591), (2679, 15179), (6063, 6707)]