201020697

素因数分解:

$3^4\times {\mathrm{419}}^1\times {\mathrm{5923}}^1$

素因数の和:6354

約数の個数: 20

約数和(自身を含む): 301057680

約数和(自身を除く): 100036983

約数列:

[1, 3, 9, 27, 81, 419, 1257, 3771, 5923, 11313, 17769, 33939, 53307, 159921, 479763, 2481737, 7445211, 22335633, 67006899, 201020697]

約数ペア:

[(1, 201020697), (3, 67006899), (9, 22335633), (27, 7445211), (81, 2481737), (419, 479763), (1257, 159921), (3771, 53307), (5923, 33939), (11313, 17769)]