256260298

素因数分解:

$2^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{2437}}^1$

素因数の和:2519

約数の個数: 48

約数和(自身を含む): 475263720

約数和(自身を除く): 219003422

約数列:

[1, 2, 7, 14, 29, 37, 49, 58, 74, 98, 203, 259, 406, 518, 1073, 1421, 1813, 2146, 2437, 2842, 3626, 4874, 7511, 15022, 17059, 34118, 52577, 70673, 90169, 105154, 119413, 141346, 180338, 238826, 494711, 631183, 989422, 1262366, 2614901, 3462977, 4418281, 5229802, 6925954, 8836562, 18304307, 36608614, 128130149, 256260298]

約数ペア:

[(1, 256260298), (2, 128130149), (7, 36608614), (14, 18304307), (29, 8836562), (37, 6925954), (49, 5229802), (58, 4418281), (74, 3462977), (98, 2614901), (203, 1262366), (259, 989422), (406, 631183), (518, 494711), (1073, 238826), (1421, 180338), (1813, 141346), (2146, 119413), (2437, 105154), (2842, 90169), (3626, 70673), (4874, 52577), (7511, 34118), (15022, 17059)]