163329795

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{661}}^1$

素因数の和:725

約数の個数: 72

約数和(自身を含む): 317045040

約数和(自身を除く): 153715245

約数列:

[1, 3, 5, 9, 15, 17, 19, 45, 51, 57, 85, 95, 153, 171, 255, 285, 289, 323, 661, 765, 855, 867, 969, 1445, 1615, 1983, 2601, 2907, 3305, 4335, 4845, 5491, 5949, 9915, 11237, 12559, 13005, 14535, 16473, 27455, 29745, 33711, 37677, 49419, 56185, 62795, 82365, 101133, 113031, 168555, 188385, 191029, 213503, 247095, 505665, 565155, 573087, 640509, 955145, 1067515, 1719261, 1921527, 2865435, 3202545, 3629551, 8596305, 9607635, 10888653, 18147755, 32665959, 54443265, 163329795]

約数ペア:

[(1, 163329795), (3, 54443265), (5, 32665959), (9, 18147755), (15, 10888653), (17, 9607635), (19, 8596305), (45, 3629551), (51, 3202545), (57, 2865435), (85, 1921527), (95, 1719261), (153, 1067515), (171, 955145), (255, 640509), (285, 573087), (289, 565155), (323, 505665), (661, 247095), (765, 213503), (855, 191029), (867, 188385), (969, 168555), (1445, 113031), (1615, 101133), (1983, 82365), (2601, 62795), (2907, 56185), (3305, 49419), (4335, 37677), (4845, 33711), (5491, 29745), (5949, 27455), (9915, 16473), (11237, 14535), (12559, 13005)]