281644888

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{135929}}^1$

素因数の和:135979

約数の個数: 32

約数和(自身を含む): 619840800

約数和(自身を除く): 338195912

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 74, 148, 259, 296, 518, 1036, 2072, 135929, 271858, 543716, 951503, 1087432, 1903006, 3806012, 5029373, 7612024, 10058746, 20117492, 35205611, 40234984, 70411222, 140822444, 281644888]

約数ペア:

[(1, 281644888), (2, 140822444), (4, 70411222), (7, 40234984), (8, 35205611), (14, 20117492), (28, 10058746), (37, 7612024), (56, 5029373), (74, 3806012), (148, 1903006), (259, 1087432), (296, 951503), (518, 543716), (1036, 271858), (2072, 135929)]