201686895

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{87881}}^1$

素因数の和:87912

約数の個数: 32

約数和(自身を含む): 379650240

約数和(自身を除く): 177963345

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 2295, 87881, 263643, 439405, 790929, 1318215, 1493977, 2372787, 3954645, 4481931, 7469885, 11863935, 13445793, 22409655, 40337379, 67228965, 201686895]

約数ペア:

[(1, 201686895), (3, 67228965), (5, 40337379), (9, 22409655), (15, 13445793), (17, 11863935), (27, 7469885), (45, 4481931), (51, 3954645), (85, 2372787), (135, 1493977), (153, 1318215), (255, 790929), (459, 439405), (765, 263643), (2295, 87881)]