198855225

素因数分解:

$3^2\times 5^2\times {\mathrm{787}}^1\times {\mathrm{1123}}^1$

素因数の和:1926

約数の個数: 36

約数和(自身を含む): 356941936

約数和(自身を除く): 158086711

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 787, 1123, 2361, 3369, 3935, 5615, 7083, 10107, 11805, 16845, 19675, 28075, 35415, 50535, 59025, 84225, 177075, 252675, 883801, 2651403, 4419005, 7954209, 13257015, 22095025, 39771045, 66285075, 198855225]

約数ペア:

[(1, 198855225), (3, 66285075), (5, 39771045), (9, 22095025), (15, 13257015), (25, 7954209), (45, 4419005), (75, 2651403), (225, 883801), (787, 252675), (1123, 177075), (2361, 84225), (3369, 59025), (3935, 50535), (5615, 35415), (7083, 28075), (10107, 19675), (11805, 16845)]