72358479

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{22271}}^1$

素因数の和:22315

約数の個数: 18

約数和(自身を含む): 110313216

約数和(自身を除く): 37954737

約数列:

[1, 3, 9, 19, 57, 171, 361, 1083, 3249, 22271, 66813, 200439, 423149, 1269447, 3808341, 8039831, 24119493, 72358479]

約数ペア:

[(1, 72358479), (3, 24119493), (9, 8039831), (19, 3808341), (57, 1269447), (171, 423149), (361, 200439), (1083, 66813), (3249, 22271)]