28612716

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^2$

素因数の和:203

約数の個数: 72

約数和(自身を含む): 75590592

約数和(自身を除く): 46977876

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 43, 44, 66, 71, 86, 129, 132, 142, 172, 213, 258, 284, 426, 473, 516, 781, 852, 946, 1419, 1562, 1892, 2343, 2838, 3053, 3124, 4686, 5041, 5676, 6106, 9159, 9372, 10082, 12212, 15123, 18318, 20164, 30246, 33583, 36636, 55451, 60492, 67166, 100749, 110902, 134332, 166353, 201498, 216763, 221804, 332706, 402996, 433526, 650289, 665412, 867052, 1300578, 2384393, 2601156, 4768786, 7153179, 9537572, 14306358, 28612716]

約数ペア:

[(1, 28612716), (2, 14306358), (3, 9537572), (4, 7153179), (6, 4768786), (11, 2601156), (12, 2384393), (22, 1300578), (33, 867052), (43, 665412), (44, 650289), (66, 433526), (71, 402996), (86, 332706), (129, 221804), (132, 216763), (142, 201498), (172, 166353), (213, 134332), (258, 110902), (284, 100749), (426, 67166), (473, 60492), (516, 55451), (781, 36636), (852, 33583), (946, 30246), (1419, 20164), (1562, 18318), (1892, 15123), (2343, 12212), (2838, 10082), (3053, 9372), (3124, 9159), (4686, 6106), (5041, 5676)]