219177279

素因数分解:

$3^3\times {\mathrm{131}}^1\times {\mathrm{61967}}^1$

素因数の和:62107

約数の個数: 16

約数和(自身を含む): 327191040

約数和(自身を除く): 108013761

約数列:

[1, 3, 9, 27, 131, 393, 1179, 3537, 61967, 185901, 557703, 1673109, 8117677, 24353031, 73059093, 219177279]

約数ペア:

[(1, 219177279), (3, 73059093), (9, 24353031), (27, 8117677), (131, 1673109), (393, 557703), (1179, 185901), (3537, 61967)]