408025976

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{431}}^1\times {\mathrm{6961}}^1$

素因数の和:7415

約数の個数: 32

約数和(自身を含む): 812047680

約数和(自身を除く): 404021704

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 431, 862, 1724, 3448, 6961, 7327, 13922, 14654, 27844, 29308, 55688, 58616, 118337, 236674, 473348, 946696, 3000191, 6000382, 12000764, 24001528, 51003247, 102006494, 204012988, 408025976]

約数ペア:

[(1, 408025976), (2, 204012988), (4, 102006494), (8, 51003247), (17, 24001528), (34, 12000764), (68, 6000382), (136, 3000191), (431, 946696), (862, 473348), (1724, 236674), (3448, 118337), (6961, 58616), (7327, 55688), (13922, 29308), (14654, 27844)]