9910917

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{3947}}^1$

素因数の和:3990

約数の個数: 20

約数和(自身を含む): 15286656

約数和(自身を除く): 5375739

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 3947, 11841, 35523, 106569, 122357, 319707, 367071, 1101213, 3303639, 9910917]

約数ペア:

[(1, 9910917), (3, 3303639), (9, 1101213), (27, 367071), (31, 319707), (81, 122357), (93, 106569), (279, 35523), (837, 11841), (2511, 3947)]