207978568

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{90583}}^1$

素因数の和:90637

約数の個数: 32

約数和(自身を含む): 456543360

約数和(自身を除く): 248564792

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 56, 82, 164, 287, 328, 574, 1148, 2296, 90583, 181166, 362332, 634081, 724664, 1268162, 2536324, 3713903, 5072648, 7427806, 14855612, 25997321, 29711224, 51994642, 103989284, 207978568]

約数ペア:

[(1, 207978568), (2, 103989284), (4, 51994642), (7, 29711224), (8, 25997321), (14, 14855612), (28, 7427806), (41, 5072648), (56, 3713903), (82, 2536324), (164, 1268162), (287, 724664), (328, 634081), (574, 362332), (1148, 181166), (2296, 90583)]