28545992

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{431}}^1\times {\mathrm{487}}^1$

素因数の和:941

約数の個数: 32

約数和(自身を含む): 56920320

約数和(自身を除く): 28374328

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 431, 487, 862, 974, 1724, 1948, 3448, 3896, 7327, 8279, 14654, 16558, 29308, 33116, 58616, 66232, 209897, 419794, 839588, 1679176, 3568249, 7136498, 14272996, 28545992]

約数ペア:

[(1, 28545992), (2, 14272996), (4, 7136498), (8, 3568249), (17, 1679176), (34, 839588), (68, 419794), (136, 209897), (431, 66232), (487, 58616), (862, 33116), (974, 29308), (1724, 16558), (1948, 14654), (3448, 8279), (3896, 7327)]