1640975085

素因数分解:

$3^3\times 5^1\times {\mathrm{12155371}}^1$

素因数の和:12155385

約数の個数: 16

約数和(自身を含む): 2917289280

約数和(自身を除く): 1276314195

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 12155371, 36466113, 60776855, 109398339, 182330565, 328195017, 546991695, 1640975085]

約数ペア:

[(1, 1640975085), (3, 546991695), (5, 328195017), (9, 182330565), (15, 109398339), (27, 60776855), (45, 36466113), (135, 12155371)]