28689752

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{39409}}^1$

素因数の和:39435

約数の個数: 32

約数和(自身を含む): 66208800

約数和(自身を除く): 37519048

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 39409, 78818, 157636, 275863, 315272, 512317, 551726, 1024634, 1103452, 2049268, 2206904, 3586219, 4098536, 7172438, 14344876, 28689752]

約数ペア:

[(1, 28689752), (2, 14344876), (4, 7172438), (7, 4098536), (8, 3586219), (13, 2206904), (14, 2049268), (26, 1103452), (28, 1024634), (52, 551726), (56, 512317), (91, 315272), (104, 275863), (182, 157636), (364, 78818), (728, 39409)]