67791668

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{78101}}^1$

素因数の和:78143

約数の個数: 24

約数和(自身を含む): 139958784

約数和(自身を除く): 72167116

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 78101, 156202, 312404, 546707, 1093414, 2186828, 2421131, 4842262, 9684524, 16947917, 33895834, 67791668]

約数ペア:

[(1, 67791668), (2, 33895834), (4, 16947917), (7, 9684524), (14, 4842262), (28, 2421131), (31, 2186828), (62, 1093414), (124, 546707), (217, 312404), (434, 156202), (868, 78101)]