31115728

素因数分解:

$2^4\times 7^1\times {\mathrm{367}}^1\times {\mathrm{757}}^1$

素因数の和:1139

約数の個数: 40

約数和(自身を含む): 69178112

約数和(自身を除く): 38062384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 367, 734, 757, 1468, 1514, 2569, 2936, 3028, 5138, 5299, 5872, 6056, 10276, 10598, 12112, 20552, 21196, 41104, 42392, 84784, 277819, 555638, 1111276, 1944733, 2222552, 3889466, 4445104, 7778932, 15557864, 31115728]

約数ペア:

[(1, 31115728), (2, 15557864), (4, 7778932), (7, 4445104), (8, 3889466), (14, 2222552), (16, 1944733), (28, 1111276), (56, 555638), (112, 277819), (367, 84784), (734, 42392), (757, 41104), (1468, 21196), (1514, 20552), (2569, 12112), (2936, 10598), (3028, 10276), (5138, 6056), (5299, 5872)]