28961898

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{18637}}^1$

素因数の和:18686

約数の個数: 32

約数和(自身を含む): 67991424

約数和(自身を除く): 39029526

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 111, 222, 259, 518, 777, 1554, 18637, 37274, 55911, 111822, 130459, 260918, 391377, 689569, 782754, 1379138, 2068707, 4137414, 4826983, 9653966, 14480949, 28961898]

約数ペア:

[(1, 28961898), (2, 14480949), (3, 9653966), (6, 4826983), (7, 4137414), (14, 2068707), (21, 1379138), (37, 782754), (42, 689569), (74, 391377), (111, 260918), (222, 130459), (259, 111822), (518, 55911), (777, 37274), (1554, 18637)]