199951281

素因数分解:

$3^3\times {\mathrm{193}}^1\times {\mathrm{38371}}^1$

素因数の和:38573

約数の個数: 16

約数和(自身を含む): 297766720

約数和(自身を除く): 97815439

約数列:

[1, 3, 9, 27, 193, 579, 1737, 5211, 38371, 115113, 345339, 1036017, 7405603, 22216809, 66650427, 199951281]

約数ペア:

[(1, 199951281), (3, 66650427), (9, 22216809), (27, 7405603), (193, 1036017), (579, 345339), (1737, 115113), (5211, 38371)]