173637225

素因数分解:

$3^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:327

約数の個数: 72

約数和(自身を含む): 323006112

約数和(自身を除く): 149368887

約数列:

[1, 3, 5, 9, 15, 25, 43, 45, 75, 129, 131, 137, 215, 225, 387, 393, 411, 645, 655, 685, 1075, 1179, 1233, 1935, 1965, 2055, 3225, 3275, 3425, 5633, 5891, 5895, 6165, 9675, 9825, 10275, 16899, 17673, 17947, 28165, 29455, 29475, 30825, 50697, 53019, 53841, 84495, 88365, 89735, 140825, 147275, 161523, 253485, 265095, 269205, 422475, 441825, 448675, 771721, 807615, 1267425, 1325475, 1346025, 2315163, 3858605, 4038075, 6945489, 11575815, 19293025, 34727445, 57879075, 173637225]

約数ペア:

[(1, 173637225), (3, 57879075), (5, 34727445), (9, 19293025), (15, 11575815), (25, 6945489), (43, 4038075), (45, 3858605), (75, 2315163), (129, 1346025), (131, 1325475), (137, 1267425), (215, 807615), (225, 771721), (387, 448675), (393, 441825), (411, 422475), (645, 269205), (655, 265095), (685, 253485), (1075, 161523), (1179, 147275), (1233, 140825), (1935, 89735), (1965, 88365), (2055, 84495), (3225, 53841), (3275, 53019), (3425, 50697), (5633, 30825), (5891, 29475), (5895, 29455), (6165, 28165), (9675, 17947), (9825, 17673), (10275, 16899)]