2785286

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{283}}^1$

素因数の和:348

約数の個数: 32

約数和(自身を含む): 5180160

約数和(自身を除く): 2394874

約数列:

[1, 2, 7, 14, 19, 37, 38, 74, 133, 259, 266, 283, 518, 566, 703, 1406, 1981, 3962, 4921, 5377, 9842, 10471, 10754, 20942, 37639, 73297, 75278, 146594, 198949, 397898, 1392643, 2785286]

約数ペア:

[(1, 2785286), (2, 1392643), (7, 397898), (14, 198949), (19, 146594), (37, 75278), (38, 73297), (74, 37639), (133, 20942), (259, 10754), (266, 10471), (283, 9842), (518, 5377), (566, 4921), (703, 3962), (1406, 1981)]