261426368

素因数分解:

$2^6\times 7^3\times {\mathrm{11909}}^1$

素因数の和:11942

約数の個数: 56

約数和(自身を含む): 605028000

約数和(自身を除く): 343601632

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 343, 392, 448, 686, 784, 1372, 1568, 2744, 3136, 5488, 10976, 11909, 21952, 23818, 47636, 83363, 95272, 166726, 190544, 333452, 381088, 583541, 666904, 762176, 1167082, 1333808, 2334164, 2667616, 4084787, 4668328, 5335232, 8169574, 9336656, 16339148, 18673312, 32678296, 37346624, 65356592, 130713184, 261426368]

約数ペア:

[(1, 261426368), (2, 130713184), (4, 65356592), (7, 37346624), (8, 32678296), (14, 18673312), (16, 16339148), (28, 9336656), (32, 8169574), (49, 5335232), (56, 4668328), (64, 4084787), (98, 2667616), (112, 2334164), (196, 1333808), (224, 1167082), (343, 762176), (392, 666904), (448, 583541), (686, 381088), (784, 333452), (1372, 190544), (1568, 166726), (2744, 95272), (3136, 83363), (5488, 47636), (10976, 23818), (11909, 21952)]