216033489

素因数分解:

$3^2\times 7^1\times {\mathrm{179}}^1\times {\mathrm{19157}}^1$

素因数の和:19349

約数の個数: 24

約数和(自身を含む): 358637760

約数和(自身を除く): 142604271

約数列:

[1, 3, 7, 9, 21, 63, 179, 537, 1253, 1611, 3759, 11277, 19157, 57471, 134099, 172413, 402297, 1206891, 3429103, 10287309, 24003721, 30861927, 72011163, 216033489]

約数ペア:

[(1, 216033489), (3, 72011163), (7, 30861927), (9, 24003721), (21, 10287309), (63, 3429103), (179, 1206891), (537, 402297), (1253, 172413), (1611, 134099), (3759, 57471), (11277, 19157)]