164978715

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{7873}}^1$

素因数の和:8019

約数の個数: 32

約数和(自身を含む): 290267136

約数和(自身を除く): 125288421

約数列:

[1, 3, 5, 11, 15, 33, 55, 127, 165, 381, 635, 1397, 1905, 4191, 6985, 7873, 20955, 23619, 39365, 86603, 118095, 259809, 433015, 999871, 1299045, 2999613, 4999355, 10998581, 14998065, 32995743, 54992905, 164978715]

約数ペア:

[(1, 164978715), (3, 54992905), (5, 32995743), (11, 14998065), (15, 10998581), (33, 4999355), (55, 2999613), (127, 1299045), (165, 999871), (381, 433015), (635, 259809), (1397, 118095), (1905, 86603), (4191, 39365), (6985, 23619), (7873, 20955)]