489144425

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{2467}}^1$

素因数の和:2598

約数の個数: 48

約数和(自身を含む): 763855872

約数和(自身を除く): 274711447

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 103, 175, 275, 385, 515, 721, 1133, 1925, 2467, 2575, 3605, 5665, 7931, 12335, 17269, 18025, 27137, 28325, 39655, 61675, 86345, 135685, 189959, 198275, 254101, 431725, 678425, 949795, 1270505, 1778707, 2795111, 4748975, 6352525, 8893535, 13975555, 19565777, 44467675, 69877775, 97828885, 489144425]

約数ペア:

[(1, 489144425), (5, 97828885), (7, 69877775), (11, 44467675), (25, 19565777), (35, 13975555), (55, 8893535), (77, 6352525), (103, 4748975), (175, 2795111), (275, 1778707), (385, 1270505), (515, 949795), (721, 678425), (1133, 431725), (1925, 254101), (2467, 198275), (2575, 189959), (3605, 135685), (5665, 86345), (7931, 61675), (12335, 39655), (17269, 28325), (18025, 27137)]