28980918

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{941}}^1$

素因数の和:1037

約数の個数: 48

約数和(自身を含む): 66128400

約数和(自身を除く): 37147482

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 59, 87, 118, 174, 177, 261, 354, 522, 531, 941, 1062, 1711, 1882, 2823, 3422, 5133, 5646, 8469, 10266, 15399, 16938, 27289, 30798, 54578, 55519, 81867, 111038, 163734, 166557, 245601, 333114, 491202, 499671, 999342, 1610051, 3220102, 4830153, 9660306, 14490459, 28980918]

約数ペア:

[(1, 28980918), (2, 14490459), (3, 9660306), (6, 4830153), (9, 3220102), (18, 1610051), (29, 999342), (58, 499671), (59, 491202), (87, 333114), (118, 245601), (174, 166557), (177, 163734), (261, 111038), (354, 81867), (522, 55519), (531, 54578), (941, 30798), (1062, 27289), (1711, 16938), (1882, 15399), (2823, 10266), (3422, 8469), (5133, 5646)]