31055738

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{439}}^1$

素因数の和:642

約数の個数: 32

約数和(自身を含む): 55418880

約数和(自身を除く): 24363142

約数列:

[1, 2, 7, 14, 31, 62, 163, 217, 326, 434, 439, 878, 1141, 2282, 3073, 5053, 6146, 10106, 13609, 27218, 35371, 70742, 71557, 95263, 143114, 190526, 500899, 1001798, 2218267, 4436534, 15527869, 31055738]

約数ペア:

[(1, 31055738), (2, 15527869), (7, 4436534), (14, 2218267), (31, 1001798), (62, 500899), (163, 190526), (217, 143114), (326, 95263), (434, 71557), (439, 70742), (878, 35371), (1141, 27218), (2282, 13609), (3073, 10106), (5053, 6146)]