81736655

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2333}}^1$

素因数の和:2376

約数の個数: 48

約数和(自身を含む): 134102304

約数和(自身を除く): 52365649

約数列:

[1, 5, 7, 11, 13, 35, 49, 55, 65, 77, 91, 143, 245, 385, 455, 539, 637, 715, 1001, 2333, 2695, 3185, 5005, 7007, 11665, 16331, 25663, 30329, 35035, 81655, 114317, 128315, 151645, 179641, 212303, 333619, 571585, 898205, 1061515, 1257487, 1486121, 1668095, 2335333, 6287435, 7430605, 11676665, 16347331, 81736655]

約数ペア:

[(1, 81736655), (5, 16347331), (7, 11676665), (11, 7430605), (13, 6287435), (35, 2335333), (49, 1668095), (55, 1486121), (65, 1257487), (77, 1061515), (91, 898205), (143, 571585), (245, 333619), (385, 212303), (455, 179641), (539, 151645), (637, 128315), (715, 114317), (1001, 81655), (2333, 35035), (2695, 30329), (3185, 25663), (5005, 16331), (7007, 11665)]