181985859

素因数分解:

$3^5\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{661}}^1$

素因数の和:790

約数の個数: 48

約数和(自身を含む): 300728064

約数和(自身を除く): 118742205

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 103, 243, 297, 309, 661, 891, 927, 1133, 1983, 2673, 2781, 3399, 5949, 7271, 8343, 10197, 17847, 21813, 25029, 30591, 53541, 65439, 68083, 91773, 160623, 196317, 204249, 275319, 588951, 612747, 748913, 1766853, 1838241, 2246739, 5514723, 6740217, 16544169, 20220651, 60661953, 181985859]

約数ペア:

[(1, 181985859), (3, 60661953), (9, 20220651), (11, 16544169), (27, 6740217), (33, 5514723), (81, 2246739), (99, 1838241), (103, 1766853), (243, 748913), (297, 612747), (309, 588951), (661, 275319), (891, 204249), (927, 196317), (1133, 160623), (1983, 91773), (2673, 68083), (2781, 65439), (3399, 53541), (5949, 30591), (7271, 25029), (8343, 21813), (10197, 17847)]