28688634

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{40867}}^1$

素因数の和:40891

約数の個数: 32

約数和(自身を含む): 68658240

約数和(自身を除く): 39969606

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 351, 702, 40867, 81734, 122601, 245202, 367803, 531271, 735606, 1062542, 1103409, 1593813, 2206818, 3187626, 4781439, 9562878, 14344317, 28688634]

約数ペア:

[(1, 28688634), (2, 14344317), (3, 9562878), (6, 4781439), (9, 3187626), (13, 2206818), (18, 1593813), (26, 1103409), (27, 1062542), (39, 735606), (54, 531271), (78, 367803), (117, 245202), (234, 122601), (351, 81734), (702, 40867)]