28540792

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{22159}}^1$

素因数の和:22195

約数の個数: 32

約数和(自身を含む): 63820800

約数和(自身を除く): 35280008

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 184, 322, 644, 1288, 22159, 44318, 88636, 155113, 177272, 310226, 509657, 620452, 1019314, 1240904, 2038628, 3567599, 4077256, 7135198, 14270396, 28540792]

約数ペア:

[(1, 28540792), (2, 14270396), (4, 7135198), (7, 4077256), (8, 3567599), (14, 2038628), (23, 1240904), (28, 1019314), (46, 620452), (56, 509657), (92, 310226), (161, 177272), (184, 155113), (322, 88636), (644, 44318), (1288, 22159)]