6641985

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^2$

素因数の和:154

約数の個数: 48

約数和(自身を含む): 13074048

約数和(自身を除く): 6432063

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 61, 85, 105, 119, 183, 255, 305, 357, 427, 595, 915, 1037, 1281, 1785, 2135, 3111, 3721, 5185, 6405, 7259, 11163, 15555, 18605, 21777, 26047, 36295, 55815, 63257, 78141, 108885, 130235, 189771, 316285, 390705, 442799, 948855, 1328397, 2213995, 6641985]

約数ペア:

[(1, 6641985), (3, 2213995), (5, 1328397), (7, 948855), (15, 442799), (17, 390705), (21, 316285), (35, 189771), (51, 130235), (61, 108885), (85, 78141), (105, 63257), (119, 55815), (183, 36295), (255, 26047), (305, 21777), (357, 18605), (427, 15555), (595, 11163), (915, 7259), (1037, 6405), (1281, 5185), (1785, 3721), (2135, 3111)]