13938925

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{557}}^1$

素因数の和:598

約数の個数: 48

約数和(自身を含む): 23248512

約数和(自身を除く): 9309587

約数列:

[1, 5, 7, 11, 13, 25, 35, 55, 65, 77, 91, 143, 175, 275, 325, 385, 455, 557, 715, 1001, 1925, 2275, 2785, 3575, 3899, 5005, 6127, 7241, 13925, 19495, 25025, 30635, 36205, 42889, 50687, 79651, 97475, 153175, 181025, 214445, 253435, 398255, 557557, 1072225, 1267175, 1991275, 2787785, 13938925]

約数ペア:

[(1, 13938925), (5, 2787785), (7, 1991275), (11, 1267175), (13, 1072225), (25, 557557), (35, 398255), (55, 253435), (65, 214445), (77, 181025), (91, 153175), (143, 97475), (175, 79651), (275, 50687), (325, 42889), (385, 36205), (455, 30635), (557, 25025), (715, 19495), (1001, 13925), (1925, 7241), (2275, 6127), (2785, 5005), (3575, 3899)]