81703041

素因数分解:

$3^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{5503}}^1$

素因数の和:5621

約数の個数: 24

約数和(自身を含む): 128001024

約数和(自身を除く): 46297983

約数列:

[1, 3, 7, 21, 49, 101, 147, 303, 707, 2121, 4949, 5503, 14847, 16509, 38521, 115563, 269647, 555803, 808941, 1667409, 3890621, 11671863, 27234347, 81703041]

約数ペア:

[(1, 81703041), (3, 27234347), (7, 11671863), (21, 3890621), (49, 1667409), (101, 808941), (147, 555803), (303, 269647), (707, 115563), (2121, 38521), (4949, 16509), (5503, 14847)]