28650195

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4787}}^1$

素因数の和:4824

約数の個数: 48

約数和(自身を含む): 59754240

約数和(自身を除く): 31104045

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 57, 63, 95, 105, 133, 171, 285, 315, 399, 665, 855, 1197, 1995, 4787, 5985, 14361, 23935, 33509, 43083, 71805, 90953, 100527, 167545, 215415, 272859, 301581, 454765, 502635, 636671, 818577, 1364295, 1507905, 1910013, 3183355, 4092885, 5730039, 9550065, 28650195]

約数ペア:

[(1, 28650195), (3, 9550065), (5, 5730039), (7, 4092885), (9, 3183355), (15, 1910013), (19, 1507905), (21, 1364295), (35, 818577), (45, 636671), (57, 502635), (63, 454765), (95, 301581), (105, 272859), (133, 215415), (171, 167545), (285, 100527), (315, 90953), (399, 71805), (665, 43083), (855, 33509), (1197, 23935), (1995, 14361), (4787, 5985)]