1287136

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1$

素因数の和:131

約数の個数: 48

約数和(自身を含む): 2797200

約数和(自身を除く): 1510064

約数列:

[1, 2, 4, 8, 16, 19, 29, 32, 38, 58, 73, 76, 116, 146, 152, 232, 292, 304, 464, 551, 584, 608, 928, 1102, 1168, 1387, 2117, 2204, 2336, 2774, 4234, 4408, 5548, 8468, 8816, 11096, 16936, 17632, 22192, 33872, 40223, 44384, 67744, 80446, 160892, 321784, 643568, 1287136]

約数ペア:

[(1, 1287136), (2, 643568), (4, 321784), (8, 160892), (16, 80446), (19, 67744), (29, 44384), (32, 40223), (38, 33872), (58, 22192), (73, 17632), (76, 16936), (116, 11096), (146, 8816), (152, 8468), (232, 5548), (292, 4408), (304, 4234), (464, 2774), (551, 2336), (584, 2204), (608, 2117), (928, 1387), (1102, 1168)]