205674255

素因数分解:

$3^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{22739}}^1$

素因数の和:22820

約数の個数: 32

約数和(自身を含む): 371116800

約数和(自身を除く): 165442545

約数列:

[1, 3, 5, 9, 15, 27, 45, 67, 135, 201, 335, 603, 1005, 1809, 3015, 9045, 22739, 68217, 113695, 204651, 341085, 613953, 1023255, 1523513, 3069765, 4570539, 7617565, 13711617, 22852695, 41134851, 68558085, 205674255]

約数ペア:

[(1, 205674255), (3, 68558085), (5, 41134851), (9, 22852695), (15, 13711617), (27, 7617565), (45, 4570539), (67, 3069765), (135, 1523513), (201, 1023255), (335, 613953), (603, 341085), (1005, 204651), (1809, 113695), (3015, 68217), (9045, 22739)]