2978008

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{787}}^1$

素因数の和:847

約数の個数: 32

約数和(自身を含む): 6240960

約数和(自身を除く): 3262952

約数列:

[1, 2, 4, 8, 11, 22, 43, 44, 86, 88, 172, 344, 473, 787, 946, 1574, 1892, 3148, 3784, 6296, 8657, 17314, 33841, 34628, 67682, 69256, 135364, 270728, 372251, 744502, 1489004, 2978008]

約数ペア:

[(1, 2978008), (2, 1489004), (4, 744502), (8, 372251), (11, 270728), (22, 135364), (43, 69256), (44, 67682), (86, 34628), (88, 33841), (172, 17314), (344, 8657), (473, 6296), (787, 3784), (946, 3148), (1574, 1892)]