28012754

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{1801}}^1$

素因数の和:1922

約数の個数: 32

約数和(自身を含む): 52935552

約数和(自身を除く): 24922798

約数列:

[1, 2, 7, 11, 14, 22, 77, 101, 154, 202, 707, 1111, 1414, 1801, 2222, 3602, 7777, 12607, 15554, 19811, 25214, 39622, 138677, 181901, 277354, 363802, 1273307, 2000911, 2546614, 4001822, 14006377, 28012754]

約数ペア:

[(1, 28012754), (2, 14006377), (7, 4001822), (11, 2546614), (14, 2000911), (22, 1273307), (77, 363802), (101, 277354), (154, 181901), (202, 138677), (707, 39622), (1111, 25214), (1414, 19811), (1801, 15554), (2222, 12607), (3602, 7777)]