78984724

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{216991}}^1$

素因数の和:217015

約数の個数: 24

約数和(自身を含む): 170121728

約数和(自身を除く): 91137004

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 216991, 433982, 867964, 1518937, 2820883, 3037874, 5641766, 6075748, 11283532, 19746181, 39492362, 78984724]

約数ペア:

[(1, 78984724), (2, 39492362), (4, 19746181), (7, 11283532), (13, 6075748), (14, 5641766), (26, 3037874), (28, 2820883), (52, 1518937), (91, 867964), (182, 433982), (364, 216991)]