318712563

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{967}}^1$

素因数の和:1305

約数の個数: 40

約数和(自身を含む): 514894688

約数和(自身を除く): 196182125

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 313, 351, 939, 967, 1053, 2817, 2901, 4069, 8451, 8703, 12207, 12571, 25353, 26109, 36621, 37713, 78327, 109863, 113139, 302671, 329589, 339417, 908013, 1018251, 2724039, 3934723, 8172117, 11804169, 24516351, 35412507, 106237521, 318712563]

約数ペア:

[(1, 318712563), (3, 106237521), (9, 35412507), (13, 24516351), (27, 11804169), (39, 8172117), (81, 3934723), (117, 2724039), (313, 1018251), (351, 908013), (939, 339417), (967, 329589), (1053, 302671), (2817, 113139), (2901, 109863), (4069, 78327), (8451, 37713), (8703, 36621), (12207, 26109), (12571, 25353)]