277628

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1$

素因数の和:317

約数の個数: 24

約数和(自身を含む): 552720

約数和(自身を除く): 275092

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 281, 494, 562, 988, 1124, 3653, 5339, 7306, 10678, 14612, 21356, 69407, 138814, 277628]

約数ペア:

[(1, 277628), (2, 138814), (4, 69407), (13, 21356), (19, 14612), (26, 10678), (38, 7306), (52, 5339), (76, 3653), (247, 1124), (281, 988), (494, 562)]