28994095

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1381}}^1$

素因数の和:1435

約数の個数: 32

約数和(自身を含む): 41791680

約数和(自身を除く): 12797585

約数列:

[1, 5, 13, 17, 19, 65, 85, 95, 221, 247, 323, 1105, 1235, 1381, 1615, 4199, 6905, 17953, 20995, 23477, 26239, 89765, 117385, 131195, 305201, 341107, 446063, 1526005, 1705535, 2230315, 5798819, 28994095]

約数ペア:

[(1, 28994095), (5, 5798819), (13, 2230315), (17, 1705535), (19, 1526005), (65, 446063), (85, 341107), (95, 305201), (221, 131195), (247, 117385), (323, 89765), (1105, 26239), (1235, 23477), (1381, 20995), (1615, 17953), (4199, 6905)]