491342600368

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{2657}}^1\times {\mathrm{679867}}^1$

素因数の和:682549

約数の個数: 40

約数和(自身を含む): 1008355742352

約数和(自身を除く): 517013141984

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 2657, 5314, 10628, 21256, 42512, 45169, 90338, 180676, 361352, 679867, 722704, 1359734, 2719468, 5438936, 10877872, 11557739, 23115478, 46230956, 92461912, 184923824, 1806406619, 3612813238, 7225626476, 14451252952, 28902505904, 30708912523, 61417825046, 122835650092, 245671300184, 491342600368]

約数ペア:

[(1, 491342600368), (2, 245671300184), (4, 122835650092), (8, 61417825046), (16, 30708912523), (17, 28902505904), (34, 14451252952), (68, 7225626476), (136, 3612813238), (272, 1806406619), (2657, 184923824), (5314, 92461912), (10628, 46230956), (21256, 23115478), (42512, 11557739), (45169, 10877872), (90338, 5438936), (180676, 2719468), (361352, 1359734), (679867, 722704)]