208528278

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{69929}}^1$

素因数の和:70012

約数の個数: 32

約数和(自身を含む): 483356160

約数和(自身を除く): 274827882

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 71, 142, 213, 426, 497, 994, 1491, 2982, 69929, 139858, 209787, 419574, 489503, 979006, 1468509, 2937018, 4964959, 9929918, 14894877, 29789754, 34754713, 69509426, 104264139, 208528278]

約数ペア:

[(1, 208528278), (2, 104264139), (3, 69509426), (6, 34754713), (7, 29789754), (14, 14894877), (21, 9929918), (42, 4964959), (71, 2937018), (142, 1468509), (213, 979006), (426, 489503), (497, 419574), (994, 209787), (1491, 139858), (2982, 69929)]