249245841

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{135977}}^1$

素因数の和:136040

約数の個数: 16

約数和(自身を含む): 365508864

約数和(自身を除く): 116263023

約数列:

[1, 3, 13, 39, 47, 141, 611, 1833, 135977, 407931, 1767701, 5303103, 6390919, 19172757, 83081947, 249245841]

約数ペア:

[(1, 249245841), (3, 83081947), (13, 19172757), (39, 6390919), (47, 5303103), (141, 1767701), (611, 407931), (1833, 135977)]