131694208

素因数分解:

$2^7\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{337}}^1$

素因数の和:465

約数の個数: 64

約数和(自身を含む): 273049920

約数和(自身を除く): 141355712

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 71, 86, 128, 142, 172, 284, 337, 344, 568, 674, 688, 1136, 1348, 1376, 2272, 2696, 2752, 3053, 4544, 5392, 5504, 6106, 9088, 10784, 12212, 14491, 21568, 23927, 24424, 28982, 43136, 47854, 48848, 57964, 95708, 97696, 115928, 191416, 195392, 231856, 382832, 390784, 463712, 765664, 927424, 1028861, 1531328, 1854848, 2057722, 3062656, 4115444, 8230888, 16461776, 32923552, 65847104, 131694208]

約数ペア:

[(1, 131694208), (2, 65847104), (4, 32923552), (8, 16461776), (16, 8230888), (32, 4115444), (43, 3062656), (64, 2057722), (71, 1854848), (86, 1531328), (128, 1028861), (142, 927424), (172, 765664), (284, 463712), (337, 390784), (344, 382832), (568, 231856), (674, 195392), (688, 191416), (1136, 115928), (1348, 97696), (1376, 95708), (2272, 57964), (2696, 48848), (2752, 47854), (3053, 43136), (4544, 28982), (5392, 24424), (5504, 23927), (6106, 21568), (9088, 14491), (10784, 12212)]