261031642

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{23269}}^1$

素因数の和:23421

約数の個数: 16

約数和(自身を含む): 402105600

約数和(自身を除く): 141073958

約数列:

[1, 2, 71, 79, 142, 158, 5609, 11218, 23269, 46538, 1652099, 1838251, 3304198, 3676502, 130515821, 261031642]

約数ペア:

[(1, 261031642), (2, 130515821), (71, 3676502), (79, 3304198), (142, 1838251), (158, 1652099), (5609, 46538), (11218, 23269)]