28971927

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{8233}}^1$

素因数の和:8279

約数の個数: 24

約数和(自身を含む): 46242144

約数和(自身を除く): 17270217

約数列:

[1, 3, 9, 17, 23, 51, 69, 153, 207, 391, 1173, 3519, 8233, 24699, 74097, 139961, 189359, 419883, 568077, 1259649, 1704231, 3219103, 9657309, 28971927]

約数ペア:

[(1, 28971927), (3, 9657309), (9, 3219103), (17, 1704231), (23, 1259649), (51, 568077), (69, 419883), (153, 189359), (207, 139961), (391, 74097), (1173, 24699), (3519, 8233)]