20171085915

素因数分解:

$3^1\times 5^1\times {\mathrm{661}}^1\times {\mathrm{907}}^1\times {\mathrm{2243}}^1$

素因数の和:3819

約数の個数: 32

約数和(自身を含む): 32372626176

約数和(自身を除く): 12201540261

約数列:

[1, 3, 5, 15, 661, 907, 1983, 2243, 2721, 3305, 4535, 6729, 9915, 11215, 13605, 33645, 599527, 1482623, 1798581, 2034401, 2997635, 4447869, 6103203, 7413115, 8992905, 10172005, 22239345, 30516015, 1344739061, 4034217183, 6723695305, 20171085915]

約数ペア:

[(1, 20171085915), (3, 6723695305), (5, 4034217183), (15, 1344739061), (661, 30516015), (907, 22239345), (1983, 10172005), (2243, 8992905), (2721, 7413115), (3305, 6103203), (4535, 4447869), (6729, 2997635), (9915, 2034401), (11215, 1798581), (13605, 1482623), (33645, 599527)]