1641729

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:300

約数の個数: 16

約数和(自身を含む): 2293760

約数和(自身を除く): 652031

約数列:

[1, 3, 31, 93, 127, 139, 381, 417, 3937, 4309, 11811, 12927, 17653, 52959, 547243, 1641729]

約数ペア:

[(1, 1641729), (3, 547243), (31, 52959), (93, 17653), (127, 12927), (139, 11811), (381, 4309), (417, 3937)]