278385346

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{619}}^1\times {\mathrm{2063}}^1$

素因数の和:2793

約数の個数: 16

約数和(自身を含む): 422294400

約数和(自身を除く): 143909054

約数列:

[1, 2, 109, 218, 619, 1238, 2063, 4126, 67471, 134942, 224867, 449734, 1276997, 2553994, 139192673, 278385346]

約数ペア:

[(1, 278385346), (2, 139192673), (109, 2553994), (218, 1276997), (619, 449734), (1238, 224867), (2063, 134942), (4126, 67471)]