6978196225

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{278849}}^1$

素因数の和:278890

約数の個数: 48

約数和(自身を含む): 11618006400

約数和(自身を除く): 4639810175

約数列:

[1, 5, 7, 11, 13, 25, 35, 55, 65, 77, 91, 143, 175, 275, 325, 385, 455, 715, 1001, 1925, 2275, 3575, 5005, 25025, 278849, 1394245, 1951943, 3067339, 3625037, 6971225, 9759715, 15336695, 18125185, 21471373, 25375259, 39875407, 48798575, 76683475, 90625925, 107356865, 126876295, 199377035, 279127849, 536784325, 634381475, 996885175, 1395639245, 6978196225]

約数ペア:

[(1, 6978196225), (5, 1395639245), (7, 996885175), (11, 634381475), (13, 536784325), (25, 279127849), (35, 199377035), (55, 126876295), (65, 107356865), (77, 90625925), (91, 76683475), (143, 48798575), (175, 39875407), (275, 25375259), (325, 21471373), (385, 18125185), (455, 15336695), (715, 9759715), (1001, 6971225), (1925, 3625037), (2275, 3067339), (3575, 1951943), (5005, 1394245), (25025, 278849)]