42188978

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{6733}}^1$

素因数の和:6989

約数の個数: 16

約数和(自身を含む): 68444376

約数和(自身を除く): 26255398

約数列:

[1, 2, 13, 26, 241, 482, 3133, 6266, 6733, 13466, 87529, 175058, 1622653, 3245306, 21094489, 42188978]

約数ペア:

[(1, 42188978), (2, 21094489), (13, 3245306), (26, 1622653), (241, 175058), (482, 87529), (3133, 13466), (6266, 6733)]