866768

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:195

約数の個数: 40

約数和(自身を含む): 1964160

約数和(自身を除く): 1097392

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 109, 112, 142, 218, 284, 436, 497, 568, 763, 872, 994, 1136, 1526, 1744, 1988, 3052, 3976, 6104, 7739, 7952, 12208, 15478, 30956, 54173, 61912, 108346, 123824, 216692, 433384, 866768]

約数ペア:

[(1, 866768), (2, 433384), (4, 216692), (7, 123824), (8, 108346), (14, 61912), (16, 54173), (28, 30956), (56, 15478), (71, 12208), (109, 7952), (112, 7739), (142, 6104), (218, 3976), (284, 3052), (436, 1988), (497, 1744), (568, 1526), (763, 1136), (872, 994)]