161968491

素因数分解:

$3^6\times {\mathrm{41}}^1\times {\mathrm{5419}}^1$

素因数の和:5478

約数の個数: 28

約数和(自身を含む): 248810520

約数和(自身を除く): 86842029

約数列:

[1, 3, 9, 27, 41, 81, 123, 243, 369, 729, 1107, 3321, 5419, 9963, 16257, 29889, 48771, 146313, 222179, 438939, 666537, 1316817, 1999611, 3950451, 5998833, 17996499, 53989497, 161968491]

約数ペア:

[(1, 161968491), (3, 53989497), (9, 17996499), (27, 5998833), (41, 3950451), (81, 1999611), (123, 1316817), (243, 666537), (369, 438939), (729, 222179), (1107, 146313), (3321, 48771), (5419, 29889), (9963, 16257)]