39964545

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{21661}}^1$

素因数の和:21713

約数の個数: 24

約数和(自身を含む): 70964712

約数和(自身を除く): 31000167

約数列:

[1, 3, 5, 9, 15, 41, 45, 123, 205, 369, 615, 1845, 21661, 64983, 108305, 194949, 324915, 888101, 974745, 2664303, 4440505, 7992909, 13321515, 39964545]

約数ペア:

[(1, 39964545), (3, 13321515), (5, 7992909), (9, 4440505), (15, 2664303), (41, 974745), (45, 888101), (123, 324915), (205, 194949), (369, 108305), (615, 64983), (1845, 21661)]