42047236

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{647}}^1$

素因数の和:880

約数の個数: 48

約数和(自身を含む): 92316672

約数和(自身を除く): 50269436

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 211, 308, 422, 647, 844, 1294, 1477, 2321, 2588, 2954, 4529, 4642, 5908, 7117, 9058, 9284, 14234, 16247, 18116, 28468, 32494, 49819, 64988, 99638, 136517, 199276, 273034, 546068, 955619, 1501687, 1911238, 3003374, 3822476, 6006748, 10511809, 21023618, 42047236]

約数ペア:

[(1, 42047236), (2, 21023618), (4, 10511809), (7, 6006748), (11, 3822476), (14, 3003374), (22, 1911238), (28, 1501687), (44, 955619), (77, 546068), (154, 273034), (211, 199276), (308, 136517), (422, 99638), (647, 64988), (844, 49819), (1294, 32494), (1477, 28468), (2321, 18116), (2588, 16247), (2954, 14234), (4529, 9284), (4642, 9058), (5908, 7117)]