28543658

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{211}}^1$

素因数の和:291

約数の個数: 48

約数和(自身を含む): 52106208

約数和(自身を除く): 23562550

約数列:

[1, 2, 11, 13, 22, 26, 43, 86, 121, 143, 211, 242, 286, 422, 473, 559, 946, 1118, 1573, 2321, 2743, 3146, 4642, 5203, 5486, 6149, 9073, 10406, 12298, 18146, 25531, 30173, 51062, 60346, 67639, 99803, 117949, 135278, 199606, 235898, 331903, 663806, 1097833, 1297439, 2195666, 2594878, 14271829, 28543658]

約数ペア:

[(1, 28543658), (2, 14271829), (11, 2594878), (13, 2195666), (22, 1297439), (26, 1097833), (43, 663806), (86, 331903), (121, 235898), (143, 199606), (211, 135278), (242, 117949), (286, 99803), (422, 67639), (473, 60346), (559, 51062), (946, 30173), (1118, 25531), (1573, 18146), (2321, 12298), (2743, 10406), (3146, 9073), (4642, 6149), (5203, 5486)]