81382444

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1949}}^1$

素因数の和:2050

約数の個数: 48

約数和(自身を含む): 169696800

約数和(自身を除く): 88314356

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 73, 143, 146, 286, 292, 572, 803, 949, 1606, 1898, 1949, 3212, 3796, 3898, 7796, 10439, 20878, 21439, 25337, 41756, 42878, 50674, 85756, 101348, 142277, 278707, 284554, 557414, 569108, 1114828, 1565047, 1849601, 3130094, 3699202, 6260188, 7398404, 20345611, 40691222, 81382444]

約数ペア:

[(1, 81382444), (2, 40691222), (4, 20345611), (11, 7398404), (13, 6260188), (22, 3699202), (26, 3130094), (44, 1849601), (52, 1565047), (73, 1114828), (143, 569108), (146, 557414), (286, 284554), (292, 278707), (572, 142277), (803, 101348), (949, 85756), (1606, 50674), (1898, 42878), (1949, 41756), (3212, 25337), (3796, 21439), (3898, 20878), (7796, 10439)]