257123552

素因数分解:

$2^5\times 7^1\times {\mathrm{307}}^1\times {\mathrm{3739}}^1$

素因数の和:4063

約数の個数: 48

約数和(自身を含む): 580567680

約数和(自身を除く): 323444128

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 307, 614, 1228, 2149, 2456, 3739, 4298, 4912, 7478, 8596, 9824, 14956, 17192, 26173, 29912, 34384, 52346, 59824, 68768, 104692, 119648, 209384, 418768, 837536, 1147873, 2295746, 4591492, 8035111, 9182984, 16070222, 18365968, 32140444, 36731936, 64280888, 128561776, 257123552]

約数ペア:

[(1, 257123552), (2, 128561776), (4, 64280888), (7, 36731936), (8, 32140444), (14, 18365968), (16, 16070222), (28, 9182984), (32, 8035111), (56, 4591492), (112, 2295746), (224, 1147873), (307, 837536), (614, 418768), (1228, 209384), (2149, 119648), (2456, 104692), (3739, 68768), (4298, 59824), (4912, 52346), (7478, 34384), (8596, 29912), (9824, 26173), (14956, 17192)]