28678364

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{277}}^1$

素因数の和:486

約数の個数: 48

約数和(自身を含む): 59500896

約数和(自身を除く): 30822532

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 181, 277, 286, 362, 554, 572, 724, 1108, 1991, 2353, 3047, 3601, 3982, 4706, 6094, 7202, 7964, 9412, 12188, 14404, 25883, 39611, 50137, 51766, 79222, 100274, 103532, 158444, 200548, 551507, 651781, 1103014, 1303562, 2206028, 2607124, 7169591, 14339182, 28678364]

約数ペア:

[(1, 28678364), (2, 14339182), (4, 7169591), (11, 2607124), (13, 2206028), (22, 1303562), (26, 1103014), (44, 651781), (52, 551507), (143, 200548), (181, 158444), (277, 103532), (286, 100274), (362, 79222), (554, 51766), (572, 50137), (724, 39611), (1108, 25883), (1991, 14404), (2353, 12188), (3047, 9412), (3601, 7964), (3982, 7202), (4706, 6094)]