263055026

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1\times {\mathrm{839}}^1$

素因数の和:1274

約数の個数: 32

約数和(自身を含む): 440294400

約数和(自身を除く): 177239374

約数列:

[1, 2, 13, 26, 31, 62, 389, 403, 778, 806, 839, 1678, 5057, 10114, 10907, 12059, 21814, 24118, 26009, 52018, 156767, 313534, 326371, 338117, 652742, 676234, 4242823, 8485646, 10117501, 20235002, 131527513, 263055026]

約数ペア:

[(1, 263055026), (2, 131527513), (13, 20235002), (26, 10117501), (31, 8485646), (62, 4242823), (389, 676234), (403, 652742), (778, 338117), (806, 326371), (839, 313534), (1678, 156767), (5057, 52018), (10114, 26009), (10907, 24118), (12059, 21814)]