198308385

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{133541}}^1$

素因数の和:133566

約数の個数: 32

約数和(自身を含む): 384600960

約数和(自身を除く): 186292575

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 99, 135, 165, 297, 495, 1485, 133541, 400623, 667705, 1201869, 1468951, 2003115, 3605607, 4406853, 6009345, 7344755, 13220559, 18028035, 22034265, 39661677, 66102795, 198308385]

約数ペア:

[(1, 198308385), (3, 66102795), (5, 39661677), (9, 22034265), (11, 18028035), (15, 13220559), (27, 7344755), (33, 6009345), (45, 4406853), (55, 3605607), (99, 2003115), (135, 1468951), (165, 1201869), (297, 667705), (495, 400623), (1485, 133541)]