204828729

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{2521}}^1$

素因数の和:2657

約数の個数: 32

約数和(自身を含む): 322493184

約数和(自身を除く): 117664455

約数列:

[1, 3, 7, 21, 53, 73, 159, 219, 371, 511, 1113, 1533, 2521, 3869, 7563, 11607, 17647, 27083, 52941, 81249, 133613, 184033, 400839, 552099, 935291, 1288231, 2805873, 3864693, 9753749, 29261247, 68276243, 204828729]

約数ペア:

[(1, 204828729), (3, 68276243), (7, 29261247), (21, 9753749), (53, 3864693), (73, 2805873), (159, 1288231), (219, 935291), (371, 552099), (511, 400839), (1113, 184033), (1533, 133613), (2521, 81249), (3869, 52941), (7563, 27083), (11607, 17647)]