16667392

素因数分解:

$2^8\times 7^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:225

約数の個数: 72

約数和(自身を含む): 38852352

約数和(自身を除く): 22184960

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 71, 112, 128, 131, 142, 224, 256, 262, 284, 448, 497, 524, 568, 896, 917, 994, 1048, 1136, 1792, 1834, 1988, 2096, 2272, 3668, 3976, 4192, 4544, 7336, 7952, 8384, 9088, 9301, 14672, 15904, 16768, 18176, 18602, 29344, 31808, 33536, 37204, 58688, 63616, 65107, 74408, 117376, 127232, 130214, 148816, 234752, 260428, 297632, 520856, 595264, 1041712, 1190528, 2083424, 2381056, 4166848, 8333696, 16667392]

約数ペア:

[(1, 16667392), (2, 8333696), (4, 4166848), (7, 2381056), (8, 2083424), (14, 1190528), (16, 1041712), (28, 595264), (32, 520856), (56, 297632), (64, 260428), (71, 234752), (112, 148816), (128, 130214), (131, 127232), (142, 117376), (224, 74408), (256, 65107), (262, 63616), (284, 58688), (448, 37204), (497, 33536), (524, 31808), (568, 29344), (896, 18602), (917, 18176), (994, 16768), (1048, 15904), (1136, 14672), (1792, 9301), (1834, 9088), (1988, 8384), (2096, 7952), (2272, 7336), (3668, 4544), (3976, 4192)]