68709978

素因数分解:

$2^1\times 3^3\times {\mathrm{257}}^1\times {\mathrm{4951}}^1$

素因数の和:5219

約数の個数: 32

約数和(自身を含む): 153313920

約数和(自身を除く): 84603942

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 257, 514, 771, 1542, 2313, 4626, 4951, 6939, 9902, 13878, 14853, 29706, 44559, 89118, 133677, 267354, 1272407, 2544814, 3817221, 7634442, 11451663, 22903326, 34354989, 68709978]

約数ペア:

[(1, 68709978), (2, 34354989), (3, 22903326), (6, 11451663), (9, 7634442), (18, 3817221), (27, 2544814), (54, 1272407), (257, 267354), (514, 133677), (771, 89118), (1542, 44559), (2313, 29706), (4626, 14853), (4951, 13878), (6939, 9902)]