71220478

素因数分解:

$2^1\times 7^1\times {\mathrm{1249}}^1\times {\mathrm{4073}}^1$

素因数の和:5331

約数の個数: 16

約数和(自身を含む): 122220000

約数和(自身を除く): 50999522

約数列:

[1, 2, 7, 14, 1249, 2498, 4073, 8146, 8743, 17486, 28511, 57022, 5087177, 10174354, 35610239, 71220478]

約数ペア:

[(1, 71220478), (2, 35610239), (7, 10174354), (14, 5087177), (1249, 57022), (2498, 28511), (4073, 17486), (8146, 8743)]