28162836

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^2\times {\mathrm{1543}}^1$

素因数の和:1582

約数の個数: 72

約数和(自身を含む): 79114560

約数和(自身を除く): 50951724

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 108, 117, 156, 169, 234, 338, 351, 468, 507, 676, 702, 1014, 1404, 1521, 1543, 2028, 3042, 3086, 4563, 4629, 6084, 6172, 9126, 9258, 13887, 18252, 18516, 20059, 27774, 40118, 41661, 55548, 60177, 80236, 83322, 120354, 166644, 180531, 240708, 260767, 361062, 521534, 541593, 722124, 782301, 1043068, 1083186, 1564602, 2166372, 2346903, 3129204, 4693806, 7040709, 9387612, 14081418, 28162836]

約数ペア:

[(1, 28162836), (2, 14081418), (3, 9387612), (4, 7040709), (6, 4693806), (9, 3129204), (12, 2346903), (13, 2166372), (18, 1564602), (26, 1083186), (27, 1043068), (36, 782301), (39, 722124), (52, 541593), (54, 521534), (78, 361062), (108, 260767), (117, 240708), (156, 180531), (169, 166644), (234, 120354), (338, 83322), (351, 80236), (468, 60177), (507, 55548), (676, 41661), (702, 40118), (1014, 27774), (1404, 20059), (1521, 18516), (1543, 18252), (2028, 13887), (3042, 9258), (3086, 9126), (4563, 6172), (4629, 6084)]