42790165

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{7703}}^1$

素因数の和:7820

約数の個数: 16

約数和(自身を含む): 56578176

約数和(自身を除く): 13788011

約数列:

[1, 5, 11, 55, 101, 505, 1111, 5555, 7703, 38515, 84733, 423665, 778003, 3890015, 8558033, 42790165]

約数ペア:

[(1, 42790165), (5, 8558033), (11, 3890015), (55, 778003), (101, 423665), (505, 84733), (1111, 38515), (5555, 7703)]