28277418

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{353}}^1$

素因数の和:463

約数の個数: 48

約数和(自身を含む): 62190720

約数和(自身を除く): 33913302

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 79, 158, 169, 237, 338, 353, 474, 507, 706, 1014, 1027, 1059, 2054, 2118, 3081, 4589, 6162, 9178, 13351, 13767, 26702, 27534, 27887, 40053, 55774, 59657, 80106, 83661, 119314, 167322, 178971, 357942, 362531, 725062, 1087593, 2175186, 4712903, 9425806, 14138709, 28277418]

約数ペア:

[(1, 28277418), (2, 14138709), (3, 9425806), (6, 4712903), (13, 2175186), (26, 1087593), (39, 725062), (78, 362531), (79, 357942), (158, 178971), (169, 167322), (237, 119314), (338, 83661), (353, 80106), (474, 59657), (507, 55774), (706, 40053), (1014, 27887), (1027, 27534), (1059, 26702), (2054, 13767), (2118, 13351), (3081, 9178), (4589, 6162)]