42987291

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{10331}}^1$

素因数の和:10426

約数の個数: 16

約数和(自身を含む): 61165440

約数和(自身を除く): 18178149

約数列:

[1, 3, 19, 57, 73, 219, 1387, 4161, 10331, 30993, 196289, 588867, 754163, 2262489, 14329097, 42987291]

約数ペア:

[(1, 42987291), (3, 14329097), (19, 2262489), (57, 754163), (73, 588867), (219, 196289), (1387, 30993), (4161, 10331)]