31421992

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{13049}}^1$

素因数の和:13105

約数の個数: 32

約数和(自身を含む): 68904000

約数和(自身を除く): 37482008

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 172, 301, 344, 602, 1204, 2408, 13049, 26098, 52196, 91343, 104392, 182686, 365372, 561107, 730744, 1122214, 2244428, 3927749, 4488856, 7855498, 15710996, 31421992]

約数ペア:

[(1, 31421992), (2, 15710996), (4, 7855498), (7, 4488856), (8, 3927749), (14, 2244428), (28, 1122214), (43, 730744), (56, 561107), (86, 365372), (172, 182686), (301, 104392), (344, 91343), (602, 52196), (1204, 26098), (2408, 13049)]