257156743657

素因数分解:

${\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1\times {\mathrm{199}}^1\times {\mathrm{227}}^1$

素因数の和:742

約数の個数: 64

約数和(自身を含む): 296433561600

約数和(自身を除く): 39276817943

約数列:

[1, 11, 37, 71, 197, 199, 227, 407, 781, 2167, 2189, 2497, 2627, 7289, 7363, 8399, 13987, 14129, 16117, 28897, 39203, 44719, 45173, 80179, 80993, 92389, 153857, 155419, 177287, 431233, 491909, 496903, 517519, 522773, 596329, 1450511, 1654603, 1671401, 2783413, 3175049, 3207283, 5692709, 5750503, 6559619, 8899081, 15955621, 18200633, 18385411, 30617543, 34925539, 35280113, 97889891, 102986281, 117476813, 118669471, 329265997, 631834751, 1132849091, 1292244943, 1305364181, 3621925967, 6950182261, 23377885787, 257156743657]

約数ペア:

[(1, 257156743657), (11, 23377885787), (37, 6950182261), (71, 3621925967), (197, 1305364181), (199, 1292244943), (227, 1132849091), (407, 631834751), (781, 329265997), (2167, 118669471), (2189, 117476813), (2497, 102986281), (2627, 97889891), (7289, 35280113), (7363, 34925539), (8399, 30617543), (13987, 18385411), (14129, 18200633), (16117, 15955621), (28897, 8899081), (39203, 6559619), (44719, 5750503), (45173, 5692709), (80179, 3207283), (80993, 3175049), (92389, 2783413), (153857, 1671401), (155419, 1654603), (177287, 1450511), (431233, 596329), (491909, 522773), (496903, 517519)]