2978492

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{487}}^1$

素因数の和:641

約数の個数: 24

約数和(自身を含む): 5738880

約数和(自身を除く): 2760388

約数列:

[1, 2, 4, 11, 22, 44, 139, 278, 487, 556, 974, 1529, 1948, 3058, 5357, 6116, 10714, 21428, 67693, 135386, 270772, 744623, 1489246, 2978492]

約数ペア:

[(1, 2978492), (2, 1489246), (4, 744623), (11, 270772), (22, 135386), (44, 67693), (139, 21428), (278, 10714), (487, 6116), (556, 5357), (974, 3058), (1529, 1948)]