389610242

素因数分解:

$2^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{70099}}^1$

素因数の和:70505

約数の個数: 16

約数和(自身を含む): 669595200

約数和(自身を除く): 279984958

約数列:

[1, 2, 7, 14, 397, 794, 2779, 5558, 70099, 140198, 490693, 981386, 27829303, 55658606, 194805121, 389610242]

約数ペア:

[(1, 389610242), (2, 194805121), (7, 55658606), (14, 27829303), (397, 981386), (794, 490693), (2779, 140198), (5558, 70099)]