123894169

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{137}}^2$

素因数の和:345

約数の個数: 24

約数和(自身を含む): 152466048

約数和(自身を除く): 28571879

約数列:

[1, 7, 23, 41, 137, 161, 287, 943, 959, 3151, 5617, 6601, 18769, 22057, 39319, 129191, 131383, 431687, 769529, 904337, 3021809, 5386703, 17699167, 123894169]

約数ペア:

[(1, 123894169), (7, 17699167), (23, 5386703), (41, 3021809), (137, 904337), (161, 769529), (287, 431687), (943, 131383), (959, 129191), (3151, 39319), (5617, 22057), (6601, 18769)]