1995156927

素因数分解:

$3^4\times {\mathrm{173}}^2\times {\mathrm{823}}^1$

素因数の和:1181

約数の個数: 30

約数和(自身を含む): 3001389512

約数和(自身を除く): 1006232585

約数列:

[1, 3, 9, 27, 81, 173, 519, 823, 1557, 2469, 4671, 7407, 14013, 22221, 29929, 66663, 89787, 142379, 269361, 427137, 808083, 1281411, 2424249, 3844233, 11532699, 24631567, 73894701, 221684103, 665052309, 1995156927]

約数ペア:

[(1, 1995156927), (3, 665052309), (9, 221684103), (27, 73894701), (81, 24631567), (173, 11532699), (519, 3844233), (823, 2424249), (1557, 1281411), (2469, 808083), (4671, 427137), (7407, 269361), (14013, 142379), (22221, 89787), (29929, 66663)]