28745696

素因数分解:

$2^5\times 7^1\times {\mathrm{181}}^1\times {\mathrm{709}}^1$

素因数の和:907

約数の個数: 48

約数和(自身を含む): 65126880

約数和(自身を除く): 36381184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 181, 224, 362, 709, 724, 1267, 1418, 1448, 2534, 2836, 2896, 4963, 5068, 5672, 5792, 9926, 10136, 11344, 19852, 20272, 22688, 39704, 40544, 79408, 128329, 158816, 256658, 513316, 898303, 1026632, 1796606, 2053264, 3593212, 4106528, 7186424, 14372848, 28745696]

約数ペア:

[(1, 28745696), (2, 14372848), (4, 7186424), (7, 4106528), (8, 3593212), (14, 2053264), (16, 1796606), (28, 1026632), (32, 898303), (56, 513316), (112, 256658), (181, 158816), (224, 128329), (362, 79408), (709, 40544), (724, 39704), (1267, 22688), (1418, 20272), (1448, 19852), (2534, 11344), (2836, 10136), (2896, 9926), (4963, 5792), (5068, 5672)]