1315207856

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{72169}}^1$

素因数の和:72261

約数の個数: 40

約数和(自身を含む): 2738418480

約数和(自身を除く): 1423210624

約数列:

[1, 2, 4, 8, 16, 17, 34, 67, 68, 134, 136, 268, 272, 536, 1072, 1139, 2278, 4556, 9112, 18224, 72169, 144338, 288676, 577352, 1154704, 1226873, 2453746, 4835323, 4907492, 9670646, 9814984, 19341292, 19629968, 38682584, 77365168, 82200491, 164400982, 328801964, 657603928, 1315207856]

約数ペア:

[(1, 1315207856), (2, 657603928), (4, 328801964), (8, 164400982), (16, 82200491), (17, 77365168), (34, 38682584), (67, 19629968), (68, 19341292), (134, 9814984), (136, 9670646), (268, 4907492), (272, 4835323), (536, 2453746), (1072, 1226873), (1139, 1154704), (2278, 577352), (4556, 288676), (9112, 144338), (18224, 72169)]