256395243

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{1607}}^1\times {\mathrm{4091}}^1$

素因数の和:5714

約数の個数: 16

約数和(自身を含む): 368476416

約数和(自身を除く): 112081173

約数列:

[1, 3, 13, 39, 1607, 4091, 4821, 12273, 20891, 53183, 62673, 159549, 6574237, 19722711, 85465081, 256395243]

約数ペア:

[(1, 256395243), (3, 85465081), (13, 19722711), (39, 6574237), (1607, 159549), (4091, 62673), (4821, 53183), (12273, 20891)]