2951801391

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{12778361}}^1$

素因数の和:12778382

約数の個数: 16

約数和(自身を含む): 4906891008

約数和(自身を除く): 1955089617

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 12778361, 38335083, 89448527, 140561971, 268345581, 421685913, 983933797, 2951801391]

約数ペア:

[(1, 2951801391), (3, 983933797), (7, 421685913), (11, 268345581), (21, 140561971), (33, 89448527), (77, 38335083), (231, 12778361)]