1297456

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{977}}^1$

素因数の和:1068

約数の個数: 20

約数和(自身を含む): 2546712

約数和(自身を除く): 1249256

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 977, 1328, 1954, 3908, 7816, 15632, 81091, 162182, 324364, 648728, 1297456]

約数ペア:

[(1, 1297456), (2, 648728), (4, 324364), (8, 162182), (16, 81091), (83, 15632), (166, 7816), (332, 3908), (664, 1954), (977, 1328)]