28215824

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19379}}^1$

素因数の和:19407

約数の個数: 40

約数和(自身を含む): 67287360

約数和(自身を除く): 39071536

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 19379, 38758, 77516, 135653, 155032, 251927, 271306, 310064, 503854, 542612, 1007708, 1085224, 1763489, 2015416, 2170448, 3526978, 4030832, 7053956, 14107912, 28215824]

約数ペア:

[(1, 28215824), (2, 14107912), (4, 7053956), (7, 4030832), (8, 3526978), (13, 2170448), (14, 2015416), (16, 1763489), (26, 1085224), (28, 1007708), (52, 542612), (56, 503854), (91, 310064), (104, 271306), (112, 251927), (182, 155032), (208, 135653), (364, 77516), (728, 38758), (1456, 19379)]