81964458

素因数分解:

$2^1\times 3^2\times {\mathrm{179}}^1\times {\mathrm{25439}}^1$

素因数の和:25626

約数の個数: 24

約数和(自身を含む): 178588800

約数和(自身を除く): 96624342

約数列:

[1, 2, 3, 6, 9, 18, 179, 358, 537, 1074, 1611, 3222, 25439, 50878, 76317, 152634, 228951, 457902, 4553581, 9107162, 13660743, 27321486, 40982229, 81964458]

約数ペア:

[(1, 81964458), (2, 40982229), (3, 27321486), (6, 13660743), (9, 9107162), (18, 4553581), (179, 457902), (358, 228951), (537, 152634), (1074, 76317), (1611, 50878), (3222, 25439)]