208673811

素因数分解:

$3^2\times {\mathrm{173}}^1\times {\mathrm{223}}^1\times {\mathrm{601}}^1$

素因数の和:1003

約数の個数: 24

約数和(自身を含む): 305026176

約数和(自身を除く): 96352365

約数列:

[1, 3, 9, 173, 223, 519, 601, 669, 1557, 1803, 2007, 5409, 38579, 103973, 115737, 134023, 311919, 347211, 402069, 935757, 1206207, 23185979, 69557937, 208673811]

約数ペア:

[(1, 208673811), (3, 69557937), (9, 23185979), (173, 1206207), (223, 935757), (519, 402069), (601, 347211), (669, 311919), (1557, 134023), (1803, 115737), (2007, 103973), (5409, 38579)]