128148975

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{33503}}^1$

素因数の和:33536

約数の個数: 36

約数和(自身を含む): 243038016

約数和(自身を除く): 114889041

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 153, 225, 255, 425, 765, 1275, 3825, 33503, 100509, 167515, 301527, 502545, 569551, 837575, 1507635, 1708653, 2512725, 2847755, 5125959, 7538175, 8543265, 14238775, 25629795, 42716325, 128148975]

約数ペア:

[(1, 128148975), (3, 42716325), (5, 25629795), (9, 14238775), (15, 8543265), (17, 7538175), (25, 5125959), (45, 2847755), (51, 2512725), (75, 1708653), (85, 1507635), (153, 837575), (225, 569551), (255, 502545), (425, 301527), (765, 167515), (1275, 100509), (3825, 33503)]