28049268

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{13831}}^1$

素因数の和:13864

約数の個数: 36

約数和(自身を含む): 70875168

約数和(自身を除く): 42825900

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 169, 338, 507, 676, 1014, 2028, 13831, 27662, 41493, 55324, 82986, 165972, 179803, 359606, 539409, 719212, 1078818, 2157636, 2337439, 4674878, 7012317, 9349756, 14024634, 28049268]

約数ペア:

[(1, 28049268), (2, 14024634), (3, 9349756), (4, 7012317), (6, 4674878), (12, 2337439), (13, 2157636), (26, 1078818), (39, 719212), (52, 539409), (78, 359606), (156, 179803), (169, 165972), (338, 82986), (507, 55324), (676, 41493), (1014, 27662), (2028, 13831)]