156940105

素因数分解:

$5^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{11527}}^1$

素因数の和:11928

約数の個数: 16

約数和(自身を含む): 215804160

約数和(自身を除く): 58864055

約数列:

[1, 5, 7, 35, 389, 1945, 2723, 11527, 13615, 57635, 80689, 403445, 4484003, 22420015, 31388021, 156940105]

約数ペア:

[(1, 156940105), (5, 31388021), (7, 22420015), (35, 4484003), (389, 403445), (1945, 80689), (2723, 57635), (11527, 13615)]