198207801

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{182009}}^1$

素因数の和:182037

約数の個数: 18

約数和(自身を含む): 314695290

約数和(自身を除く): 116487489

約数列:

[1, 3, 9, 11, 33, 99, 121, 363, 1089, 182009, 546027, 1638081, 2002099, 6006297, 18018891, 22023089, 66069267, 198207801]

約数ペア:

[(1, 198207801), (3, 66069267), (9, 22023089), (11, 18018891), (33, 6006297), (99, 2002099), (121, 1638081), (363, 546027), (1089, 182009)]