28871968

素因数分解:

$2^5\times {\mathrm{139}}^1\times {\mathrm{6491}}^1$

素因数の和:6640

約数の個数: 24

約数和(自身を含む): 57259440

約数和(自身を除く): 28387472

約数列:

[1, 2, 4, 8, 16, 32, 139, 278, 556, 1112, 2224, 4448, 6491, 12982, 25964, 51928, 103856, 207712, 902249, 1804498, 3608996, 7217992, 14435984, 28871968]

約数ペア:

[(1, 28871968), (2, 14435984), (4, 7217992), (8, 3608996), (16, 1804498), (32, 902249), (139, 207712), (278, 103856), (556, 51928), (1112, 25964), (2224, 12982), (4448, 6491)]